Home / 158,309.04-218,459.25-94,681.92

Finding the Fourth Proportional to 158,309.04, 218,459.25 and 94,681.92

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Solution

The fourth proportional to 158,309.04, 218,459.25 and 94,681.92 is: 130,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,309.04 : 218,459.25 = 94,681.92 : x
  2. Step 2: Convert to fraction form
    158,309.04/218,459.25 = 94,681.92/x
  3. Step 3: Cross multiply
    158,309.04x = 218,459.25 × 94,681.92
  4. Step 4: Simplify right side
    158,309.04x = 20,684,141,231.76
  5. Step 5: Solve for x
    x = 20,684,141,231.76/158,309.04
  6. Step 6: Final answer
    x = 130,656.73

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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.