Home / 70,270.98-96,973.92-38,439.87

Finding the Fourth Proportional to 70,270.98, 96,973.92 and 38,439.87

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Solution

The fourth proportional to 70,270.98, 96,973.92 and 38,439.87 is: 53,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,270.98 : 96,973.92 = 38,439.87 : x
  2. Step 2: Convert to fraction form
    70,270.98/96,973.92 = 38,439.87/x
  3. Step 3: Cross multiply
    70,270.98x = 96,973.92 × 38,439.87
  4. Step 4: Simplify right side
    70,270.98x = 3,727,664,878.19
  5. Step 5: Solve for x
    x = 3,727,664,878.19/70,270.98
  6. Step 6: Final answer
    x = 53,047.00

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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.