Home / 154,927.16-232,366.40-42,615.80

Finding the Fourth Proportional to 154,927.16, 232,366.40 and 42,615.80

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Solution

The fourth proportional to 154,927.16, 232,366.40 and 42,615.80 is: 63,917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,927.16 : 232,366.40 = 42,615.80 : x
  2. Step 2: Convert to fraction form
    154,927.16/232,366.40 = 42,615.80/x
  3. Step 3: Cross multiply
    154,927.16x = 232,366.40 × 42,615.80
  4. Step 4: Simplify right side
    154,927.16x = 9,902,480,029.12
  5. Step 5: Solve for x
    x = 9,902,480,029.12/154,927.16
  6. Step 6: Final answer
    x = 63,917.00

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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.