Home / 70,412.50-97,169.25-38,582.61

Finding the Fourth Proportional to 70,412.50, 97,169.25 and 38,582.61

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Solution

The fourth proportional to 70,412.50, 97,169.25 and 38,582.61 is: 53,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,412.50 : 97,169.25 = 38,582.61 : x
  2. Step 2: Convert to fraction form
    70,412.50/97,169.25 = 38,582.61/x
  3. Step 3: Cross multiply
    70,412.50x = 97,169.25 × 38,582.61
  4. Step 4: Simplify right side
    70,412.50x = 3,749,043,276.74
  5. Step 5: Solve for x
    x = 3,749,043,276.74/70,412.50
  6. Step 6: Final answer
    x = 53,244.00

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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.