Home / 97,705.20-146,557.80-58,306.80

Finding the Fourth Proportional to 97,705.20, 146,557.80 and 58,306.80

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Solution

The fourth proportional to 97,705.20, 146,557.80 and 58,306.80 is: 87,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,705.20 : 146,557.80 = 58,306.80 : x
  2. Step 2: Convert to fraction form
    97,705.20/146,557.80 = 58,306.80/x
  3. Step 3: Cross multiply
    97,705.20x = 146,557.80 × 58,306.80
  4. Step 4: Simplify right side
    97,705.20x = 8,545,316,333.04
  5. Step 5: Solve for x
    x = 8,545,316,333.04/97,705.20
  6. Step 6: Final answer
    x = 87,460.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.