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Finding the Fourth Proportional to 92,655.38, 127,878.14 and 58,667.01

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Solution

The fourth proportional to 92,655.38, 127,878.14 and 58,667.01 is: 80,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,655.38 : 127,878.14 = 58,667.01 : x
  2. Step 2: Convert to fraction form
    92,655.38/127,878.14 = 58,667.01/x
  3. Step 3: Cross multiply
    92,655.38x = 127,878.14 × 58,667.01
  4. Step 4: Simplify right side
    92,655.38x = 7,502,227,824.83
  5. Step 5: Solve for x
    x = 7,502,227,824.83/92,655.38
  6. Step 6: Final answer
    x = 80,969.16

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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.