Home / 174,831.40-261,663.90-153,836.20

Finding the Fourth Proportional to 174,831.40, 261,663.90 and 153,836.20

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Solution

The fourth proportional to 174,831.40, 261,663.90 and 153,836.20 is: 230,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,831.40 : 261,663.90 = 153,836.20 : x
  2. Step 2: Convert to fraction form
    174,831.40/261,663.90 = 153,836.20/x
  3. Step 3: Cross multiply
    174,831.40x = 261,663.90 × 153,836.20
  4. Step 4: Simplify right side
    174,831.40x = 40,253,380,053.18
  5. Step 5: Solve for x
    x = 40,253,380,053.18/174,831.40
  6. Step 6: Final answer
    x = 230,241.14

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1.5x scale

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.