Home / 153,581.04-211,951.50-93,157.44

Finding the Fourth Proportional to 153,581.04, 211,951.50 and 93,157.44

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Solution

The fourth proportional to 153,581.04, 211,951.50 and 93,157.44 is: 128,563.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,581.04 : 211,951.50 = 93,157.44 : x
  2. Step 2: Convert to fraction form
    153,581.04/211,951.50 = 93,157.44/x
  3. Step 3: Cross multiply
    153,581.04x = 211,951.50 × 93,157.44
  4. Step 4: Simplify right side
    153,581.04x = 19,744,859,144.16
  5. Step 5: Solve for x
    x = 19,744,859,144.16/153,581.04
  6. Step 6: Final answer
    x = 128,563.13

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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.