Home / 268,535.69-370,588.76-147,686.33

Finding the Fourth Proportional to 268,535.69, 370,588.76 and 147,686.33

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Solution

The fourth proportional to 268,535.69, 370,588.76 and 147,686.33 is: 203,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,535.69 : 370,588.76 = 147,686.33 : x
  2. Step 2: Convert to fraction form
    268,535.69/370,588.76 = 147,686.33/x
  3. Step 3: Cross multiply
    268,535.69x = 370,588.76 × 147,686.33
  4. Step 4: Simplify right side
    268,535.69x = 54,730,891,312.28
  5. Step 5: Solve for x
    x = 54,730,891,312.28/268,535.69
  6. Step 6: Final answer
    x = 203,812.36

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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.