Home / 93,686.10-140,237.55-54,125.70

Finding the Fourth Proportional to 93,686.10, 140,237.55 and 54,125.70

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Solution

The fourth proportional to 93,686.10, 140,237.55 and 54,125.70 is: 81,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,686.10 : 140,237.55 = 54,125.70 : x
  2. Step 2: Convert to fraction form
    93,686.10/140,237.55 = 54,125.70/x
  3. Step 3: Cross multiply
    93,686.10x = 140,237.55 × 54,125.70
  4. Step 4: Simplify right side
    93,686.10x = 7,590,455,560.04
  5. Step 5: Solve for x
    x = 7,590,455,560.04/93,686.10
  6. Step 6: Final answer
    x = 81,020.08

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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.