Home / 70,272.23-96,975.65-38,441.12

Finding the Fourth Proportional to 70,272.23, 96,975.65 and 38,441.12

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Solution

The fourth proportional to 70,272.23, 96,975.65 and 38,441.12 is: 53,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,272.23 : 96,975.65 = 38,441.12 : x
  2. Step 2: Convert to fraction form
    70,272.23/96,975.65 = 38,441.12/x
  3. Step 3: Cross multiply
    70,272.23x = 96,975.65 × 38,441.12
  4. Step 4: Simplify right side
    70,272.23x = 3,727,852,406.52
  5. Step 5: Solve for x
    x = 3,727,852,406.52/70,272.23
  6. Step 6: Final answer
    x = 53,048.73

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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.