Home / 154,490.55-232,124.04-98,355.72

Finding the Fourth Proportional to 154,490.55, 232,124.04 and 98,355.72

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Solution

The fourth proportional to 154,490.55, 232,124.04 and 98,355.72 is: 147,780.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,490.55 : 232,124.04 = 98,355.72 : x
  2. Step 2: Convert to fraction form
    154,490.55/232,124.04 = 98,355.72/x
  3. Step 3: Cross multiply
    154,490.55x = 232,124.04 × 98,355.72
  4. Step 4: Simplify right side
    154,490.55x = 22,830,727,083.51
  5. Step 5: Solve for x
    x = 22,830,727,083.51/154,490.55
  6. Step 6: Final answer
    x = 147,780.74

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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.