Home / 106,812.96-147,402.84-59,069.52

Finding the Fourth Proportional to 106,812.96, 147,402.84 and 59,069.52

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Solution

The fourth proportional to 106,812.96, 147,402.84 and 59,069.52 is: 81,516.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,812.96 : 147,402.84 = 59,069.52 : x
  2. Step 2: Convert to fraction form
    106,812.96/147,402.84 = 59,069.52/x
  3. Step 3: Cross multiply
    106,812.96x = 147,402.84 × 59,069.52
  4. Step 4: Simplify right side
    106,812.96x = 8,707,015,005.44
  5. Step 5: Solve for x
    x = 8,707,015,005.44/106,812.96
  6. Step 6: Final answer
    x = 81,516.47

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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.