Home / 91,392.60-126,081.18-59,554.20

Finding the Fourth Proportional to 91,392.60, 126,081.18 and 59,554.20

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Solution

The fourth proportional to 91,392.60, 126,081.18 and 59,554.20 is: 82,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,392.60 : 126,081.18 = 59,554.20 : x
  2. Step 2: Convert to fraction form
    91,392.60/126,081.18 = 59,554.20/x
  3. Step 3: Cross multiply
    91,392.60x = 126,081.18 × 59,554.20
  4. Step 4: Simplify right side
    91,392.60x = 7,508,663,809.96
  5. Step 5: Solve for x
    x = 7,508,663,809.96/91,392.60
  6. Step 6: Final answer
    x = 82,158.33

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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.