Home / 98,462.27-135,881.06-56,023.53

Finding the Fourth Proportional to 98,462.27, 135,881.06 and 56,023.53

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Solution

The fourth proportional to 98,462.27, 135,881.06 and 56,023.53 is: 77,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,462.27 : 135,881.06 = 56,023.53 : x
  2. Step 2: Convert to fraction form
    98,462.27/135,881.06 = 56,023.53/x
  3. Step 3: Cross multiply
    98,462.27x = 135,881.06 × 56,023.53
  4. Step 4: Simplify right side
    98,462.27x = 7,612,536,361.22
  5. Step 5: Solve for x
    x = 7,612,536,361.22/98,462.27
  6. Step 6: Final answer
    x = 77,314.25

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1.5x scale

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.