Home / 87,225.53-130,842.41-31,066.13

Finding the Fourth Proportional to 87,225.53, 130,842.41 and 31,066.13

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Solution

The fourth proportional to 87,225.53, 130,842.41 and 31,066.13 is: 46,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,225.53 : 130,842.41 = 31,066.13 : x
  2. Step 2: Convert to fraction form
    87,225.53/130,842.41 = 31,066.13/x
  3. Step 3: Cross multiply
    87,225.53x = 130,842.41 × 31,066.13
  4. Step 4: Simplify right side
    87,225.53x = 4,064,767,490.35
  5. Step 5: Solve for x
    x = 4,064,767,490.35/87,225.53
  6. Step 6: Final answer
    x = 46,600.67

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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.