Home / 70,233.16-96,918.18-38,395.88

Finding the Fourth Proportional to 70,233.16, 96,918.18 and 38,395.88

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Solution

The fourth proportional to 70,233.16, 96,918.18 and 38,395.88 is: 52,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,233.16 : 96,918.18 = 38,395.88 : x
  2. Step 2: Convert to fraction form
    70,233.16/96,918.18 = 38,395.88/x
  3. Step 3: Cross multiply
    70,233.16x = 96,918.18 × 38,395.88
  4. Step 4: Simplify right side
    70,233.16x = 3,721,258,809.10
  5. Step 5: Solve for x
    x = 3,721,258,809.10/70,233.16
  6. Step 6: Final answer
    x = 52,984.36

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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.