Home / 154,940.02-232,411.05-42,632.10

Finding the Fourth Proportional to 154,940.02, 232,411.05 and 42,632.10

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Solution

The fourth proportional to 154,940.02, 232,411.05 and 42,632.10 is: 63,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,940.02 : 232,411.05 = 42,632.10 : x
  2. Step 2: Convert to fraction form
    154,940.02/232,411.05 = 42,632.10/x
  3. Step 3: Cross multiply
    154,940.02x = 232,411.05 × 42,632.10
  4. Step 4: Simplify right side
    154,940.02x = 9,908,171,124.71
  5. Step 5: Solve for x
    x = 9,908,171,124.71/154,940.02
  6. Step 6: Final answer
    x = 63,948.43

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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.