Home / 147,831.80-221,747.70-63,632.30

Finding the Fourth Proportional to 147,831.80, 221,747.70 and 63,632.30

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Solution

The fourth proportional to 147,831.80, 221,747.70 and 63,632.30 is: 95,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,831.80 : 221,747.70 = 63,632.30 : x
  2. Step 2: Convert to fraction form
    147,831.80/221,747.70 = 63,632.30/x
  3. Step 3: Cross multiply
    147,831.80x = 221,747.70 × 63,632.30
  4. Step 4: Simplify right side
    147,831.80x = 14,110,316,170.71
  5. Step 5: Solve for x
    x = 14,110,316,170.71/147,831.80
  6. Step 6: Final answer
    x = 95,448.45

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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.