Home / 83,111.10-124,666.65-48,032.70

Finding the Fourth Proportional to 83,111.10, 124,666.65 and 48,032.70

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Solution

The fourth proportional to 83,111.10, 124,666.65 and 48,032.70 is: 72,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,111.10 : 124,666.65 = 48,032.70 : x
  2. Step 2: Convert to fraction form
    83,111.10/124,666.65 = 48,032.70/x
  3. Step 3: Cross multiply
    83,111.10x = 124,666.65 × 48,032.70
  4. Step 4: Simplify right side
    83,111.10x = 5,988,075,799.46
  5. Step 5: Solve for x
    x = 5,988,075,799.46/83,111.10
  6. Step 6: Final answer
    x = 72,049.05

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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.