Home / 113,416.67-156,515.56-62,434.53

Finding the Fourth Proportional to 113,416.67, 156,515.56 and 62,434.53

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Solution

The fourth proportional to 113,416.67, 156,515.56 and 62,434.53 is: 86,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,416.67 : 156,515.56 = 62,434.53 : x
  2. Step 2: Convert to fraction form
    113,416.67/156,515.56 = 62,434.53/x
  3. Step 3: Cross multiply
    113,416.67x = 156,515.56 × 62,434.53
  4. Step 4: Simplify right side
    113,416.67x = 9,771,975,270.20
  5. Step 5: Solve for x
    x = 9,771,975,270.20/113,416.67
  6. Step 6: Final answer
    x = 86,159.95

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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.