Home / 145,831.64-218,747.49-35,023.64

Finding the Fourth Proportional to 145,831.64, 218,747.49 and 35,023.64

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Solution

The fourth proportional to 145,831.64, 218,747.49 and 35,023.64 is: 52,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,831.64 : 218,747.49 = 35,023.64 : x
  2. Step 2: Convert to fraction form
    145,831.64/218,747.49 = 35,023.64/x
  3. Step 3: Cross multiply
    145,831.64x = 218,747.49 × 35,023.64
  4. Step 4: Simplify right side
    145,831.64x = 7,661,333,346.04
  5. Step 5: Solve for x
    x = 7,661,333,346.04/145,831.64
  6. Step 6: Final answer
    x = 52,535.47

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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.