Home / 104,000.04-143,519.51-56,253.26

Finding the Fourth Proportional to 104,000.04, 143,519.51 and 56,253.26

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Solution

The fourth proportional to 104,000.04, 143,519.51 and 56,253.26 is: 77,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,000.04 : 143,519.51 = 56,253.26 : x
  2. Step 2: Convert to fraction form
    104,000.04/143,519.51 = 56,253.26/x
  3. Step 3: Cross multiply
    104,000.04x = 143,519.51 × 56,253.26
  4. Step 4: Simplify right side
    104,000.04x = 8,073,440,810.53
  5. Step 5: Solve for x
    x = 8,073,440,810.53/104,000.04
  6. Step 6: Final answer
    x = 77,629.21

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1.5x scale

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.