Home / 87,627.84-120,926.27-47,341.48

Finding the Fourth Proportional to 87,627.84, 120,926.27 and 47,341.48

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Solution

The fourth proportional to 87,627.84, 120,926.27 and 47,341.48 is: 65,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,627.84 : 120,926.27 = 47,341.48 : x
  2. Step 2: Convert to fraction form
    87,627.84/120,926.27 = 47,341.48/x
  3. Step 3: Cross multiply
    87,627.84x = 120,926.27 × 47,341.48
  4. Step 4: Simplify right side
    87,627.84x = 5,724,828,635.45
  5. Step 5: Solve for x
    x = 5,724,828,635.45/87,627.84
  6. Step 6: Final answer
    x = 65,331.16

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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.