Home / 148,802.48-223,013.91-69,742.52

Finding the Fourth Proportional to 148,802.48, 223,013.91 and 69,742.52

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Solution

The fourth proportional to 148,802.48, 223,013.91 and 69,742.52 is: 104,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,802.48 : 223,013.91 = 69,742.52 : x
  2. Step 2: Convert to fraction form
    148,802.48/223,013.91 = 69,742.52/x
  3. Step 3: Cross multiply
    148,802.48x = 223,013.91 × 69,742.52
  4. Step 4: Simplify right side
    148,802.48x = 15,553,552,078.45
  5. Step 5: Solve for x
    x = 15,553,552,078.45/148,802.48
  6. Step 6: Final answer
    x = 104,524.82

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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.