Home / 95,831.60-143,754.35-38,878.16

Finding the Fourth Proportional to 95,831.60, 143,754.35 and 38,878.16

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Solution

The fourth proportional to 95,831.60, 143,754.35 and 38,878.16 is: 58,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,831.60 : 143,754.35 = 38,878.16 : x
  2. Step 2: Convert to fraction form
    95,831.60/143,754.35 = 38,878.16/x
  3. Step 3: Cross multiply
    95,831.60x = 143,754.35 × 38,878.16
  4. Step 4: Simplify right side
    95,831.60x = 5,588,903,706.83
  5. Step 5: Solve for x
    x = 5,588,903,706.83/95,831.60
  6. Step 6: Final answer
    x = 58,320.05

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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.