Home / 113,883.57-157,158.53-62,899.64

Finding the Fourth Proportional to 113,883.57, 157,158.53 and 62,899.64

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Solution

The fourth proportional to 113,883.57, 157,158.53 and 62,899.64 is: 86,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,883.57 : 157,158.53 = 62,899.64 : x
  2. Step 2: Convert to fraction form
    113,883.57/157,158.53 = 62,899.64/x
  3. Step 3: Cross multiply
    113,883.57x = 157,158.53 × 62,899.64
  4. Step 4: Simplify right side
    113,883.57x = 9,885,214,684.86
  5. Step 5: Solve for x
    x = 9,885,214,684.86/113,883.57
  6. Step 6: Final answer
    x = 86,801.06

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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.