Home / 250,547.11-345,769.15-148,632.91

Finding the Fourth Proportional to 250,547.11, 345,769.15 and 148,632.91

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Solution

The fourth proportional to 250,547.11, 345,769.15 and 148,632.91 is: 205,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,547.11 : 345,769.15 = 148,632.91 : x
  2. Step 2: Convert to fraction form
    250,547.11/345,769.15 = 148,632.91/x
  3. Step 3: Cross multiply
    250,547.11x = 345,769.15 × 148,632.91
  4. Step 4: Simplify right side
    250,547.11x = 51,392,673,223.88
  5. Step 5: Solve for x
    x = 51,392,673,223.88/250,547.11
  6. Step 6: Final answer
    x = 205,121.80

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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.