Home / 107,642.89-148,547.19-62,323.24

Finding the Fourth Proportional to 107,642.89, 148,547.19 and 62,323.24

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Solution

The fourth proportional to 107,642.89, 148,547.19 and 62,323.24 is: 86,006.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,642.89 : 148,547.19 = 62,323.24 : x
  2. Step 2: Convert to fraction form
    107,642.89/148,547.19 = 62,323.24/x
  3. Step 3: Cross multiply
    107,642.89x = 148,547.19 × 62,323.24
  4. Step 4: Simplify right side
    107,642.89x = 9,257,941,512.60
  5. Step 5: Solve for x
    x = 9,257,941,512.60/107,642.89
  6. Step 6: Final answer
    x = 86,006.07

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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.