Home / 70,434.74-97,199.75-38,170.26

Finding the Fourth Proportional to 70,434.74, 97,199.75 and 38,170.26

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Solution

The fourth proportional to 70,434.74, 97,199.75 and 38,170.26 is: 52,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,434.74 : 97,199.75 = 38,170.26 : x
  2. Step 2: Convert to fraction form
    70,434.74/97,199.75 = 38,170.26/x
  3. Step 3: Cross multiply
    70,434.74x = 97,199.75 × 38,170.26
  4. Step 4: Simplify right side
    70,434.74x = 3,710,139,824.86
  5. Step 5: Solve for x
    x = 3,710,139,824.86/70,434.74
  6. Step 6: Final answer
    x = 52,674.85

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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.