Home / 169,312.28-233,653.19-92,831.20

Finding the Fourth Proportional to 169,312.28, 233,653.19 and 92,831.20

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Solution

The fourth proportional to 169,312.28, 233,653.19 and 92,831.20 is: 128,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,312.28 : 233,653.19 = 92,831.20 : x
  2. Step 2: Convert to fraction form
    169,312.28/233,653.19 = 92,831.20/x
  3. Step 3: Cross multiply
    169,312.28x = 233,653.19 × 92,831.20
  4. Step 4: Simplify right side
    169,312.28x = 21,690,304,963.24
  5. Step 5: Solve for x
    x = 21,690,304,963.24/169,312.28
  6. Step 6: Final answer
    x = 128,108.28

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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.