Home / 91,066.68-136,393.74-48,873.24

Finding the Fourth Proportional to 91,066.68, 136,393.74 and 48,873.24

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Solution

The fourth proportional to 91,066.68, 136,393.74 and 48,873.24 is: 73,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,066.68 : 136,393.74 = 48,873.24 : x
  2. Step 2: Convert to fraction form
    91,066.68/136,393.74 = 48,873.24/x
  3. Step 3: Cross multiply
    91,066.68x = 136,393.74 × 48,873.24
  4. Step 4: Simplify right side
    91,066.68x = 6,666,003,989.52
  5. Step 5: Solve for x
    x = 6,666,003,989.52/91,066.68
  6. Step 6: Final answer
    x = 73,199.15

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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.