Home / 124,462.80-187,366.86-113,440.32

Finding the Fourth Proportional to 124,462.80, 187,366.86 and 113,440.32

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Solution

The fourth proportional to 124,462.80, 187,366.86 and 113,440.32 is: 170,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,462.80 : 187,366.86 = 113,440.32 : x
  2. Step 2: Convert to fraction form
    124,462.80/187,366.86 = 113,440.32/x
  3. Step 3: Cross multiply
    124,462.80x = 187,366.86 × 113,440.32
  4. Step 4: Simplify right side
    124,462.80x = 21,254,956,555.80
  5. Step 5: Solve for x
    x = 21,254,956,555.80/124,462.80
  6. Step 6: Final answer
    x = 170,773.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.