Home / 177,531.94-245,017.32-101,036.20

Finding the Fourth Proportional to 177,531.94, 245,017.32 and 101,036.20

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Solution

The fourth proportional to 177,531.94, 245,017.32 and 101,036.20 is: 139,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,531.94 : 245,017.32 = 101,036.20 : x
  2. Step 2: Convert to fraction form
    177,531.94/245,017.32 = 101,036.20/x
  3. Step 3: Cross multiply
    177,531.94x = 245,017.32 × 101,036.20
  4. Step 4: Simplify right side
    177,531.94x = 24,755,618,946.98
  5. Step 5: Solve for x
    x = 24,755,618,946.98/177,531.94
  6. Step 6: Final answer
    x = 139,443.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.