Home / 147,440.61-221,161.15-63,194.18

Finding the Fourth Proportional to 147,440.61, 221,161.15 and 63,194.18

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Solution

The fourth proportional to 147,440.61, 221,161.15 and 63,194.18 is: 94,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,440.61 : 221,161.15 = 63,194.18 : x
  2. Step 2: Convert to fraction form
    147,440.61/221,161.15 = 63,194.18/x
  3. Step 3: Cross multiply
    147,440.61x = 221,161.15 × 63,194.18
  4. Step 4: Simplify right side
    147,440.61x = 13,976,097,522.11
  5. Step 5: Solve for x
    x = 13,976,097,522.11/147,440.61
  6. Step 6: Final answer
    x = 94,791.37

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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.