Home / 354,831.40-532,331.70-118,176.04

Finding the Fourth Proportional to 354,831.40, 532,331.70 and 118,176.04

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Solution

The fourth proportional to 354,831.40, 532,331.70 and 118,176.04 is: 177,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,831.40 : 532,331.70 = 118,176.04 : x
  2. Step 2: Convert to fraction form
    354,831.40/532,331.70 = 118,176.04/x
  3. Step 3: Cross multiply
    354,831.40x = 532,331.70 × 118,176.04
  4. Step 4: Simplify right side
    354,831.40x = 62,908,852,272.47
  5. Step 5: Solve for x
    x = 62,908,852,272.47/354,831.40
  6. Step 6: Final answer
    x = 177,292.24

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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.