Home / 70,366.36-97,105.52-38,535.88

Finding the Fourth Proportional to 70,366.36, 97,105.52 and 38,535.88

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Solution

The fourth proportional to 70,366.36, 97,105.52 and 38,535.88 is: 53,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,366.36 : 97,105.52 = 38,535.88 : x
  2. Step 2: Convert to fraction form
    70,366.36/97,105.52 = 38,535.88/x
  3. Step 3: Cross multiply
    70,366.36x = 97,105.52 × 38,535.88
  4. Step 4: Simplify right side
    70,366.36x = 3,742,046,666.06
  5. Step 5: Solve for x
    x = 3,742,046,666.06/70,366.36
  6. Step 6: Final answer
    x = 53,179.48

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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.