Home / 185,841.47-256,440.66-103,053.38

Finding the Fourth Proportional to 185,841.47, 256,440.66 and 103,053.38

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Solution

The fourth proportional to 185,841.47, 256,440.66 and 103,053.38 is: 142,202.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,841.47 : 256,440.66 = 103,053.38 : x
  2. Step 2: Convert to fraction form
    185,841.47/256,440.66 = 103,053.38/x
  3. Step 3: Cross multiply
    185,841.47x = 256,440.66 × 103,053.38
  4. Step 4: Simplify right side
    185,841.47x = 26,427,075,500.23
  5. Step 5: Solve for x
    x = 26,427,075,500.23/185,841.47
  6. Step 6: Final answer
    x = 142,202.26

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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.