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Finding the Fourth Proportional to 70,526.62, 97,326.83 and 38,695.64

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Solution

The fourth proportional to 70,526.62, 97,326.83 and 38,695.64 is: 53,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,526.62 : 97,326.83 = 38,695.64 : x
  2. Step 2: Convert to fraction form
    70,526.62/97,326.83 = 38,695.64/x
  3. Step 3: Cross multiply
    70,526.62x = 97,326.83 × 38,695.64
  4. Step 4: Simplify right side
    70,526.62x = 3,766,124,025.86
  5. Step 5: Solve for x
    x = 3,766,124,025.86/70,526.62
  6. Step 6: Final answer
    x = 53,400.04

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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.