Home / 185,836.95-256,442.36-100,952.19

Finding the Fourth Proportional to 185,836.95, 256,442.36 and 100,952.19

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Solution

The fourth proportional to 185,836.95, 256,442.36 and 100,952.19 is: 139,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,836.95 : 256,442.36 = 100,952.19 : x
  2. Step 2: Convert to fraction form
    185,836.95/256,442.36 = 100,952.19/x
  3. Step 3: Cross multiply
    185,836.95x = 256,442.36 × 100,952.19
  4. Step 4: Simplify right side
    185,836.95x = 25,888,417,346.01
  5. Step 5: Solve for x
    x = 25,888,417,346.01/185,836.95
  6. Step 6: Final answer
    x = 139,307.16

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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.