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Finding the Fourth Proportional to 113,909.66, 157,194.32 and 62,925.93

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Solution

The fourth proportional to 113,909.66, 157,194.32 and 62,925.93 is: 86,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,909.66 : 157,194.32 = 62,925.93 : x
  2. Step 2: Convert to fraction form
    113,909.66/157,194.32 = 62,925.93/x
  3. Step 3: Cross multiply
    113,909.66x = 157,194.32 × 62,925.93
  4. Step 4: Simplify right side
    113,909.66x = 9,891,598,462.09
  5. Step 5: Solve for x
    x = 9,891,598,462.09/113,909.66
  6. Step 6: Final answer
    x = 86,837.23

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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.