Home / 154,903.95-232,454.25-66,158.19

Finding the Fourth Proportional to 154,903.95, 232,454.25 and 66,158.19

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Solution

The fourth proportional to 154,903.95, 232,454.25 and 66,158.19 is: 99,279.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,903.95 : 232,454.25 = 66,158.19 : x
  2. Step 2: Convert to fraction form
    154,903.95/232,454.25 = 66,158.19/x
  3. Step 3: Cross multiply
    154,903.95x = 232,454.25 × 66,158.19
  4. Step 4: Simplify right side
    154,903.95x = 15,378,752,437.81
  5. Step 5: Solve for x
    x = 15,378,752,437.81/154,903.95
  6. Step 6: Final answer
    x = 99,279.28

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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.