Home / 153,143.04-229,702.14-96,818.88

Finding the Fourth Proportional to 153,143.04, 229,702.14 and 96,818.88

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Solution

The fourth proportional to 153,143.04, 229,702.14 and 96,818.88 is: 145,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,143.04 : 229,702.14 = 96,818.88 : x
  2. Step 2: Convert to fraction form
    153,143.04/229,702.14 = 96,818.88/x
  3. Step 3: Cross multiply
    153,143.04x = 229,702.14 × 96,818.88
  4. Step 4: Simplify right side
    153,143.04x = 22,239,503,928.40
  5. Step 5: Solve for x
    x = 22,239,503,928.40/153,143.04
  6. Step 6: Final answer
    x = 145,220.47

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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.