Home / 113,904.10-157,186.67-62,920.39

Finding the Fourth Proportional to 113,904.10, 157,186.67 and 62,920.39

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Solution

The fourth proportional to 113,904.10, 157,186.67 and 62,920.39 is: 86,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,904.10 : 157,186.67 = 62,920.39 : x
  2. Step 2: Convert to fraction form
    113,904.10/157,186.67 = 62,920.39/x
  3. Step 3: Cross multiply
    113,904.10x = 157,186.67 × 62,920.39
  4. Step 4: Simplify right side
    113,904.10x = 9,890,246,962.37
  5. Step 5: Solve for x
    x = 9,890,246,962.37/113,904.10
  6. Step 6: Final answer
    x = 86,829.59

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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.