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Finding the Fourth Proportional to 73,569, 101,525.30 and 40,035.08

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Solution

The fourth proportional to 73,569, 101,525.30 and 40,035.08 is: 55,248.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,569 : 101,525.30 = 40,035.08 : x
  2. Step 2: Convert to fraction form
    73,569/101,525.30 = 40,035.08/x
  3. Step 3: Cross multiply
    73,569x = 101,525.30 × 40,035.08
  4. Step 4: Simplify right side
    73,569x = 4,064,573,507.52
  5. Step 5: Solve for x
    x = 4,064,573,507.52/73,569
  6. Step 6: Final answer
    x = 55,248.45

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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.