Home / 86,726.24-130,098.04-23,547.40

Finding the Fourth Proportional to 86,726.24, 130,098.04 and 23,547.40

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Solution

The fourth proportional to 86,726.24, 130,098.04 and 23,547.40 is: 35,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,726.24 : 130,098.04 = 23,547.40 : x
  2. Step 2: Convert to fraction form
    86,726.24/130,098.04 = 23,547.40/x
  3. Step 3: Cross multiply
    86,726.24x = 130,098.04 × 23,547.40
  4. Step 4: Simplify right side
    86,726.24x = 3,063,470,587.10
  5. Step 5: Solve for x
    x = 3,063,470,587.10/86,726.24
  6. Step 6: Final answer
    x = 35,323.46

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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.