Home / 106,432.98-146,878.53-58,688.04

Finding the Fourth Proportional to 106,432.98, 146,878.53 and 58,688.04

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Solution

The fourth proportional to 106,432.98, 146,878.53 and 58,688.04 is: 80,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,432.98 : 146,878.53 = 58,688.04 : x
  2. Step 2: Convert to fraction form
    106,432.98/146,878.53 = 58,688.04/x
  3. Step 3: Cross multiply
    106,432.98x = 146,878.53 × 58,688.04
  4. Step 4: Simplify right side
    106,432.98x = 8,620,013,043.78
  5. Step 5: Solve for x
    x = 8,620,013,043.78/106,432.98
  6. Step 6: Final answer
    x = 80,990.06

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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.