Home / 70,030.26-96,643.06-38,200.28

Finding the Fourth Proportional to 70,030.26, 96,643.06 and 38,200.28

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Solution

The fourth proportional to 70,030.26, 96,643.06 and 38,200.28 is: 52,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,030.26 : 96,643.06 = 38,200.28 : x
  2. Step 2: Convert to fraction form
    70,030.26/96,643.06 = 38,200.28/x
  3. Step 3: Cross multiply
    70,030.26x = 96,643.06 × 38,200.28
  4. Step 4: Simplify right side
    70,030.26x = 3,691,791,952.06
  5. Step 5: Solve for x
    x = 3,691,791,952.06/70,030.26
  6. Step 6: Final answer
    x = 52,717.10

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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.