Home / 113,739.29-156,960.75-62,752.64

Finding the Fourth Proportional to 113,739.29, 156,960.75 and 62,752.64

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Solution

The fourth proportional to 113,739.29, 156,960.75 and 62,752.64 is: 86,598.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,739.29 : 156,960.75 = 62,752.64 : x
  2. Step 2: Convert to fraction form
    113,739.29/156,960.75 = 62,752.64/x
  3. Step 3: Cross multiply
    113,739.29x = 156,960.75 × 62,752.64
  4. Step 4: Simplify right side
    113,739.29x = 9,849,701,438.88
  5. Step 5: Solve for x
    x = 9,849,701,438.88/113,739.29
  6. Step 6: Final answer
    x = 86,598.94

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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.