Home / 124,320.56-171,582.93-73,345.75

Finding the Fourth Proportional to 124,320.56, 171,582.93 and 73,345.75

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Solution

The fourth proportional to 124,320.56, 171,582.93 and 73,345.75 is: 101,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,320.56 : 171,582.93 = 73,345.75 : x
  2. Step 2: Convert to fraction form
    124,320.56/171,582.93 = 73,345.75/x
  3. Step 3: Cross multiply
    124,320.56x = 171,582.93 × 73,345.75
  4. Step 4: Simplify right side
    124,320.56x = 12,584,878,259.09
  5. Step 5: Solve for x
    x = 12,584,878,259.09/124,320.56
  6. Step 6: Final answer
    x = 101,229.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.