Home / 177,881.38-245,534.62-127,726.18

Finding the Fourth Proportional to 177,881.38, 245,534.62 and 127,726.18

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Solution

The fourth proportional to 177,881.38, 245,534.62 and 127,726.18 is: 176,304.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,881.38 : 245,534.62 = 127,726.18 : x
  2. Step 2: Convert to fraction form
    177,881.38/245,534.62 = 127,726.18/x
  3. Step 3: Cross multiply
    177,881.38x = 245,534.62 × 127,726.18
  4. Step 4: Simplify right side
    177,881.38x = 31,361,199,070.35
  5. Step 5: Solve for x
    x = 31,361,199,070.35/177,881.38
  6. Step 6: Final answer
    x = 176,304.00

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1.5x scale

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.