Home / 150,320.40-207,441.72-83,252.40

Finding the Fourth Proportional to 150,320.40, 207,441.72 and 83,252.40

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Solution

The fourth proportional to 150,320.40, 207,441.72 and 83,252.40 is: 114,888.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,320.40 : 207,441.72 = 83,252.40 : x
  2. Step 2: Convert to fraction form
    150,320.40/207,441.72 = 83,252.40/x
  3. Step 3: Cross multiply
    150,320.40x = 207,441.72 × 83,252.40
  4. Step 4: Simplify right side
    150,320.40x = 17,270,021,050.13
  5. Step 5: Solve for x
    x = 17,270,021,050.13/150,320.40
  6. Step 6: Final answer
    x = 114,888.07

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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.