Home / 58,125.40-87,188.10-54,626.20

Finding the Fourth Proportional to 58,125.40, 87,188.10 and 54,626.20

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Solution

The fourth proportional to 58,125.40, 87,188.10 and 54,626.20 is: 81,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,125.40 : 87,188.10 = 54,626.20 : x
  2. Step 2: Convert to fraction form
    58,125.40/87,188.10 = 54,626.20/x
  3. Step 3: Cross multiply
    58,125.40x = 87,188.10 × 54,626.20
  4. Step 4: Simplify right side
    58,125.40x = 4,762,754,588.22
  5. Step 5: Solve for x
    x = 4,762,754,588.22/58,125.40
  6. Step 6: Final answer
    x = 81,939.30

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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.