Home / 194,815.40-292,223.10-124,831.40

Finding the Fourth Proportional to 194,815.40, 292,223.10 and 124,831.40

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Solution

The fourth proportional to 194,815.40, 292,223.10 and 124,831.40 is: 187,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,815.40 : 292,223.10 = 124,831.40 : x
  2. Step 2: Convert to fraction form
    194,815.40/292,223.10 = 124,831.40/x
  3. Step 3: Cross multiply
    194,815.40x = 292,223.10 × 124,831.40
  4. Step 4: Simplify right side
    194,815.40x = 36,478,618,685.34
  5. Step 5: Solve for x
    x = 36,478,618,685.34/194,815.40
  6. Step 6: Final answer
    x = 187,247.10

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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.