Home / 268,161.19-370,044.25-147,307.57

Finding the Fourth Proportional to 268,161.19, 370,044.25 and 147,307.57

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Solution

The fourth proportional to 268,161.19, 370,044.25 and 147,307.57 is: 203,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,161.19 : 370,044.25 = 147,307.57 : x
  2. Step 2: Convert to fraction form
    268,161.19/370,044.25 = 147,307.57/x
  3. Step 3: Cross multiply
    268,161.19x = 370,044.25 × 147,307.57
  4. Step 4: Simplify right side
    268,161.19x = 54,510,319,259.97
  5. Step 5: Solve for x
    x = 54,510,319,259.97/268,161.19
  6. Step 6: Final answer
    x = 203,274.45

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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.