Home / 90,054.17-124,291.92-59,373.39

Finding the Fourth Proportional to 90,054.17, 124,291.92 and 59,373.39

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Solution

The fourth proportional to 90,054.17, 124,291.92 and 59,373.39 is: 81,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,054.17 : 124,291.92 = 59,373.39 : x
  2. Step 2: Convert to fraction form
    90,054.17/124,291.92 = 59,373.39/x
  3. Step 3: Cross multiply
    90,054.17x = 124,291.92 × 59,373.39
  4. Step 4: Simplify right side
    90,054.17x = 7,379,632,640.01
  5. Step 5: Solve for x
    x = 7,379,632,640.01/90,054.17
  6. Step 6: Final answer
    x = 81,946.60

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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.