Home / 48,572.90-67,031.55-29,447.99

Finding the Fourth Proportional to 48,572.90, 67,031.55 and 29,447.99

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Solution

The fourth proportional to 48,572.90, 67,031.55 and 29,447.99 is: 40,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,572.90 : 67,031.55 = 29,447.99 : x
  2. Step 2: Convert to fraction form
    48,572.90/67,031.55 = 29,447.99/x
  3. Step 3: Cross multiply
    48,572.90x = 67,031.55 × 29,447.99
  4. Step 4: Simplify right side
    48,572.90x = 1,973,943,931.69
  5. Step 5: Solve for x
    x = 1,973,943,931.69/48,572.90
  6. Step 6: Final answer
    x = 40,638.80

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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.