Home / 124,345.52-186,590.64-52,293.25

Finding the Fourth Proportional to 124,345.52, 186,590.64 and 52,293.25

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Solution

The fourth proportional to 124,345.52, 186,590.64 and 52,293.25 is: 78,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,345.52 : 186,590.64 = 52,293.25 : x
  2. Step 2: Convert to fraction form
    124,345.52/186,590.64 = 52,293.25/x
  3. Step 3: Cross multiply
    124,345.52x = 186,590.64 × 52,293.25
  4. Step 4: Simplify right side
    124,345.52x = 9,757,430,052.23
  5. Step 5: Solve for x
    x = 9,757,430,052.23/124,345.52
  6. Step 6: Final answer
    x = 78,470.30

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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.