Home / 70,035.61-96,647.55-38,205.64

Finding the Fourth Proportional to 70,035.61, 96,647.55 and 38,205.64

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Solution

The fourth proportional to 70,035.61, 96,647.55 and 38,205.64 is: 52,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035.61 : 96,647.55 = 38,205.64 : x
  2. Step 2: Convert to fraction form
    70,035.61/96,647.55 = 38,205.64/x
  3. Step 3: Cross multiply
    70,035.61x = 96,647.55 × 38,205.64
  4. Step 4: Simplify right side
    70,035.61x = 3,692,481,502.18
  5. Step 5: Solve for x
    x = 3,692,481,502.18/70,035.61
  6. Step 6: Final answer
    x = 52,722.91

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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.