Home / 153,164.10-229,746.14-47,983.07

Finding the Fourth Proportional to 153,164.10, 229,746.14 and 47,983.07

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Solution

The fourth proportional to 153,164.10, 229,746.14 and 47,983.07 is: 71,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,164.10 : 229,746.14 = 47,983.07 : x
  2. Step 2: Convert to fraction form
    153,164.10/229,746.14 = 47,983.07/x
  3. Step 3: Cross multiply
    153,164.10x = 229,746.14 × 47,983.07
  4. Step 4: Simplify right side
    153,164.10x = 11,023,925,117.85
  5. Step 5: Solve for x
    x = 11,023,925,117.85/153,164.10
  6. Step 6: Final answer
    x = 71,974.60

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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.