Home / 70,334.28-97,061.40-38,503.26

Finding the Fourth Proportional to 70,334.28, 97,061.40 and 38,503.26

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Solution

The fourth proportional to 70,334.28, 97,061.40 and 38,503.26 is: 53,134.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,334.28 : 97,061.40 = 38,503.26 : x
  2. Step 2: Convert to fraction form
    70,334.28/97,061.40 = 38,503.26/x
  3. Step 3: Cross multiply
    70,334.28x = 97,061.40 × 38,503.26
  4. Step 4: Simplify right side
    70,334.28x = 3,737,180,320.16
  5. Step 5: Solve for x
    x = 3,737,180,320.16/70,334.28
  6. Step 6: Final answer
    x = 53,134.55

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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.