Home / 250,045.52-375,001.65-70,121.03

Finding the Fourth Proportional to 250,045.52, 375,001.65 and 70,121.03

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Solution

The fourth proportional to 250,045.52, 375,001.65 and 70,121.03 is: 105,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,045.52 : 375,001.65 = 70,121.03 : x
  2. Step 2: Convert to fraction form
    250,045.52/375,001.65 = 70,121.03/x
  3. Step 3: Cross multiply
    250,045.52x = 375,001.65 × 70,121.03
  4. Step 4: Simplify right side
    250,045.52x = 26,295,500,074.69
  5. Step 5: Solve for x
    x = 26,295,500,074.69/250,045.52
  6. Step 6: Final answer
    x = 105,162.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.