Home / 154,667.60-232,217.40-98,853.20

Finding the Fourth Proportional to 154,667.60, 232,217.40 and 98,853.20

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Solution

The fourth proportional to 154,667.60, 232,217.40 and 98,853.20 is: 148,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,667.60 : 232,217.40 = 98,853.20 : x
  2. Step 2: Convert to fraction form
    154,667.60/232,217.40 = 98,853.20/x
  3. Step 3: Cross multiply
    154,667.60x = 232,217.40 × 98,853.20
  4. Step 4: Simplify right side
    154,667.60x = 22,955,433,085.68
  5. Step 5: Solve for x
    x = 22,955,433,085.68/154,667.60
  6. Step 6: Final answer
    x = 148,417.85

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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.