Home / 155,569.20-233,008.20-127,921.20

Finding the Fourth Proportional to 155,569.20, 233,008.20 and 127,921.20

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Solution

The fourth proportional to 155,569.20, 233,008.20 and 127,921.20 is: 191,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,569.20 : 233,008.20 = 127,921.20 : x
  2. Step 2: Convert to fraction form
    155,569.20/233,008.20 = 127,921.20/x
  3. Step 3: Cross multiply
    155,569.20x = 233,008.20 × 127,921.20
  4. Step 4: Simplify right side
    155,569.20x = 29,806,688,553.84
  5. Step 5: Solve for x
    x = 29,806,688,553.84/155,569.20
  6. Step 6: Final answer
    x = 191,597.62

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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.