Home / 154,877.60-232,316.40-61,371.20

Finding the Fourth Proportional to 154,877.60, 232,316.40 and 61,371.20

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Solution

The fourth proportional to 154,877.60, 232,316.40 and 61,371.20 is: 92,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,877.60 : 232,316.40 = 61,371.20 : x
  2. Step 2: Convert to fraction form
    154,877.60/232,316.40 = 61,371.20/x
  3. Step 3: Cross multiply
    154,877.60x = 232,316.40 × 61,371.20
  4. Step 4: Simplify right side
    154,877.60x = 14,257,536,247.68
  5. Step 5: Solve for x
    x = 14,257,536,247.68/154,877.60
  6. Step 6: Final answer
    x = 92,056.80

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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.