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Finding the Fourth Proportional to 67,312.79, 92,887.86 and 37,098.02

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Solution

The fourth proportional to 67,312.79, 92,887.86 and 37,098.02 is: 51,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,312.79 : 92,887.86 = 37,098.02 : x
  2. Step 2: Convert to fraction form
    67,312.79/92,887.86 = 37,098.02/x
  3. Step 3: Cross multiply
    67,312.79x = 92,887.86 × 37,098.02
  4. Step 4: Simplify right side
    67,312.79x = 3,445,955,223.60
  5. Step 5: Solve for x
    x = 3,445,955,223.60/67,312.79
  6. Step 6: Final answer
    x = 51,193.18

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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.