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Finding the Fourth Proportional to 60,530.34, 83,484.60 and 51,607.38

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Solution

The fourth proportional to 60,530.34, 83,484.60 and 51,607.38 is: 71,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,530.34 : 83,484.60 = 51,607.38 : x
  2. Step 2: Convert to fraction form
    60,530.34/83,484.60 = 51,607.38/x
  3. Step 3: Cross multiply
    60,530.34x = 83,484.60 × 51,607.38
  4. Step 4: Simplify right side
    60,530.34x = 4,308,421,476.35
  5. Step 5: Solve for x
    x = 4,308,421,476.35/60,530.34
  6. Step 6: Final answer
    x = 71,177.88

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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.