Home / 113,612.06-156,777.55-62,625.18

Finding the Fourth Proportional to 113,612.06, 156,777.55 and 62,625.18

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Solution

The fourth proportional to 113,612.06, 156,777.55 and 62,625.18 is: 86,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,612.06 : 156,777.55 = 62,625.18 : x
  2. Step 2: Convert to fraction form
    113,612.06/156,777.55 = 62,625.18/x
  3. Step 3: Cross multiply
    113,612.06x = 156,777.55 × 62,625.18
  4. Step 4: Simplify right side
    113,612.06x = 9,818,222,288.71
  5. Step 5: Solve for x
    x = 9,818,222,288.71/113,612.06
  6. Step 6: Final answer
    x = 86,418.84

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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.