Home / 70,030.32-96,641.94-38,199.36

Finding the Fourth Proportional to 70,030.32, 96,641.94 and 38,199.36

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Solution

The fourth proportional to 70,030.32, 96,641.94 and 38,199.36 is: 52,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,030.32 : 96,641.94 = 38,199.36 : x
  2. Step 2: Convert to fraction form
    70,030.32/96,641.94 = 38,199.36/x
  3. Step 3: Cross multiply
    70,030.32x = 96,641.94 × 38,199.36
  4. Step 4: Simplify right side
    70,030.32x = 3,691,660,257.16
  5. Step 5: Solve for x
    x = 3,691,660,257.16/70,030.32
  6. Step 6: Final answer
    x = 52,715.17

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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.