Home / 104,310,041.24-143,948,412.96-65,174,512.76

Finding the Fourth Proportional to 104,310,041.24, 143,948,412.96 and 65,174,512.76

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Solution

The fourth proportional to 104,310,041.24, 143,948,412.96 and 65,174,512.76 is: 89,941,175.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,310,041.24 : 143,948,412.96 = 65,174,512.76 : x
  2. Step 2: Convert to fraction form
    104,310,041.24/143,948,412.96 = 65,174,512.76/x
  3. Step 3: Cross multiply
    104,310,041.24x = 143,948,412.96 × 65,174,512.76
  4. Step 4: Simplify right side
    104,310,041.24x = 9,381,767,677,243,270
  5. Step 5: Solve for x
    x = 9,381,767,677,243,270/104,310,041.24
  6. Step 6: Final answer
    x = 89,941,175.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.