Home / 113,290.29-156,336.51-62,302.59

Finding the Fourth Proportional to 113,290.29, 156,336.51 and 62,302.59

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Solution

The fourth proportional to 113,290.29, 156,336.51 and 62,302.59 is: 85,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,290.29 : 156,336.51 = 62,302.59 : x
  2. Step 2: Convert to fraction form
    113,290.29/156,336.51 = 62,302.59/x
  3. Step 3: Cross multiply
    113,290.29x = 156,336.51 × 62,302.59
  4. Step 4: Simplify right side
    113,290.29x = 9,740,169,484.56
  5. Step 5: Solve for x
    x = 9,740,169,484.56/113,290.29
  6. Step 6: Final answer
    x = 85,975.32

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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.