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Finding the Fourth Proportional to 60,601.10, 91,032.60 and 51,259.64

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Solution

The fourth proportional to 60,601.10, 91,032.60 and 51,259.64 is: 77,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,601.10 : 91,032.60 = 51,259.64 : x
  2. Step 2: Convert to fraction form
    60,601.10/91,032.60 = 51,259.64/x
  3. Step 3: Cross multiply
    60,601.10x = 91,032.60 × 51,259.64
  4. Step 4: Simplify right side
    60,601.10x = 4,666,298,304.26
  5. Step 5: Solve for x
    x = 4,666,298,304.26/60,601.10
  6. Step 6: Final answer
    x = 77,000.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.