Home / 153,146.46-229,719.54-47,973.63

Finding the Fourth Proportional to 153,146.46, 229,719.54 and 47,973.63

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Solution

The fourth proportional to 153,146.46, 229,719.54 and 47,973.63 is: 71,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,146.46 : 229,719.54 = 47,973.63 : x
  2. Step 2: Convert to fraction form
    153,146.46/229,719.54 = 47,973.63/x
  3. Step 3: Cross multiply
    153,146.46x = 229,719.54 × 47,973.63
  4. Step 4: Simplify right side
    153,146.46x = 11,020,480,215.73
  5. Step 5: Solve for x
    x = 11,020,480,215.73/153,146.46
  6. Step 6: Final answer
    x = 71,960.40

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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.