Home / 153,289.71-229,851.18-53,423.10

Finding the Fourth Proportional to 153,289.71, 229,851.18 and 53,423.10

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Solution

The fourth proportional to 153,289.71, 229,851.18 and 53,423.10 is: 80,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,289.71 : 229,851.18 = 53,423.10 : x
  2. Step 2: Convert to fraction form
    153,289.71/229,851.18 = 53,423.10/x
  3. Step 3: Cross multiply
    153,289.71x = 229,851.18 × 53,423.10
  4. Step 4: Simplify right side
    153,289.71x = 12,279,362,574.26
  5. Step 5: Solve for x
    x = 12,279,362,574.26/153,289.71
  6. Step 6: Final answer
    x = 80,105.59

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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.