Home / 70,133.04-96,785.28-38,301.66

Finding the Fourth Proportional to 70,133.04, 96,785.28 and 38,301.66

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Solution

The fourth proportional to 70,133.04, 96,785.28 and 38,301.66 is: 52,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,133.04 : 96,785.28 = 38,301.66 : x
  2. Step 2: Convert to fraction form
    70,133.04/96,785.28 = 38,301.66/x
  3. Step 3: Cross multiply
    70,133.04x = 96,785.28 × 38,301.66
  4. Step 4: Simplify right side
    70,133.04x = 3,707,036,887.56
  5. Step 5: Solve for x
    x = 3,707,036,887.56/70,133.04
  6. Step 6: Final answer
    x = 52,857.21

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1.5x scale

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.