Home / 113,885.25-157,160.28-62,900.07

Finding the Fourth Proportional to 113,885.25, 157,160.28 and 62,900.07

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Solution

The fourth proportional to 113,885.25, 157,160.28 and 62,900.07 is: 86,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,885.25 : 157,160.28 = 62,900.07 : x
  2. Step 2: Convert to fraction form
    113,885.25/157,160.28 = 62,900.07/x
  3. Step 3: Cross multiply
    113,885.25x = 157,160.28 × 62,900.07
  4. Step 4: Simplify right side
    113,885.25x = 9,885,392,613.22
  5. Step 5: Solve for x
    x = 9,885,392,613.22/113,885.25
  6. Step 6: Final answer
    x = 86,801.34

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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.