Home / 70,007.20-96,606.84-38,176.24

Finding the Fourth Proportional to 70,007.20, 96,606.84 and 38,176.24

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Solution

The fourth proportional to 70,007.20, 96,606.84 and 38,176.24 is: 52,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,007.20 : 96,606.84 = 38,176.24 : x
  2. Step 2: Convert to fraction form
    70,007.20/96,606.84 = 38,176.24/x
  3. Step 3: Cross multiply
    70,007.20x = 96,606.84 × 38,176.24
  4. Step 4: Simplify right side
    70,007.20x = 3,688,085,909.48
  5. Step 5: Solve for x
    x = 3,688,085,909.48/70,007.20
  6. Step 6: Final answer
    x = 52,681.52

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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.