Home / 106,788.50-147,365.69-59,042.24

Finding the Fourth Proportional to 106,788.50, 147,365.69 and 59,042.24

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Solution

The fourth proportional to 106,788.50, 147,365.69 and 59,042.24 is: 81,476.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,788.50 : 147,365.69 = 59,042.24 : x
  2. Step 2: Convert to fraction form
    106,788.50/147,365.69 = 59,042.24/x
  3. Step 3: Cross multiply
    106,788.50x = 147,365.69 × 59,042.24
  4. Step 4: Simplify right side
    106,788.50x = 8,700,800,436.75
  5. Step 5: Solve for x
    x = 8,700,800,436.75/106,788.50
  6. Step 6: Final answer
    x = 81,476.94

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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.