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Finding the Fourth Proportional to 62,750.76, 94,001.15 and 45,919.23

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Solution

The fourth proportional to 62,750.76, 94,001.15 and 45,919.23 is: 68,787.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,750.76 : 94,001.15 = 45,919.23 : x
  2. Step 2: Convert to fraction form
    62,750.76/94,001.15 = 45,919.23/x
  3. Step 3: Cross multiply
    62,750.76x = 94,001.15 × 45,919.23
  4. Step 4: Simplify right side
    62,750.76x = 4,316,459,727.51
  5. Step 5: Solve for x
    x = 4,316,459,727.51/62,750.76
  6. Step 6: Final answer
    x = 68,787.38

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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.