Home / 113,736.40-156,959.24-62,749.80

Finding the Fourth Proportional to 113,736.40, 156,959.24 and 62,749.80

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Solution

The fourth proportional to 113,736.40, 156,959.24 and 62,749.80 is: 86,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,736.40 : 156,959.24 = 62,749.80 : x
  2. Step 2: Convert to fraction form
    113,736.40/156,959.24 = 62,749.80/x
  3. Step 3: Cross multiply
    113,736.40x = 156,959.24 × 62,749.80
  4. Step 4: Simplify right side
    113,736.40x = 9,849,160,957.37
  5. Step 5: Solve for x
    x = 9,849,160,957.37/113,736.40
  6. Step 6: Final answer
    x = 86,596.38

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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.