Home / 70,534.55-97,337.67-40,320.53

Finding the Fourth Proportional to 70,534.55, 97,337.67 and 40,320.53

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Solution

The fourth proportional to 70,534.55, 97,337.67 and 40,320.53 is: 55,642.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,534.55 : 97,337.67 = 40,320.53 : x
  2. Step 2: Convert to fraction form
    70,534.55/97,337.67 = 40,320.53/x
  3. Step 3: Cross multiply
    70,534.55x = 97,337.67 × 40,320.53
  4. Step 4: Simplify right side
    70,534.55x = 3,924,705,956.68
  5. Step 5: Solve for x
    x = 3,924,705,956.68/70,534.55
  6. Step 6: Final answer
    x = 55,642.32

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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.