Home / 70,973.24-97,939.76-40,737.29

Finding the Fourth Proportional to 70,973.24, 97,939.76 and 40,737.29

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Solution

The fourth proportional to 70,973.24, 97,939.76 and 40,737.29 is: 56,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,973.24 : 97,939.76 = 40,737.29 : x
  2. Step 2: Convert to fraction form
    70,973.24/97,939.76 = 40,737.29/x
  3. Step 3: Cross multiply
    70,973.24x = 97,939.76 × 40,737.29
  4. Step 4: Simplify right side
    70,973.24x = 3,989,799,712.27
  5. Step 5: Solve for x
    x = 3,989,799,712.27/70,973.24
  6. Step 6: Final answer
    x = 56,215.55

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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.