Home / 70,114.64-96,758.15-38,283.53

Finding the Fourth Proportional to 70,114.64, 96,758.15 and 38,283.53

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Solution

The fourth proportional to 70,114.64, 96,758.15 and 38,283.53 is: 52,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,114.64 : 96,758.15 = 38,283.53 : x
  2. Step 2: Convert to fraction form
    70,114.64/96,758.15 = 38,283.53/x
  3. Step 3: Cross multiply
    70,114.64x = 96,758.15 × 38,283.53
  4. Step 4: Simplify right side
    70,114.64x = 3,704,242,863.06
  5. Step 5: Solve for x
    x = 3,704,242,863.06/70,114.64
  6. Step 6: Final answer
    x = 52,831.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.