Home / 70,110.72-96,753.08-38,280.32

Finding the Fourth Proportional to 70,110.72, 96,753.08 and 38,280.32

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Solution

The fourth proportional to 70,110.72, 96,753.08 and 38,280.32 is: 52,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110.72 : 96,753.08 = 38,280.32 : x
  2. Step 2: Convert to fraction form
    70,110.72/96,753.08 = 38,280.32/x
  3. Step 3: Cross multiply
    70,110.72x = 96,753.08 × 38,280.32
  4. Step 4: Simplify right side
    70,110.72x = 3,703,738,863.39
  5. Step 5: Solve for x
    x = 3,703,738,863.39/70,110.72
  6. Step 6: Final answer
    x = 52,827.00

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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.