Home / 185,971.89-256,641.37-101,088.95

Finding the Fourth Proportional to 185,971.89, 256,641.37 and 101,088.95

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Solution

The fourth proportional to 185,971.89, 256,641.37 and 101,088.95 is: 139,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,971.89 : 256,641.37 = 101,088.95 : x
  2. Step 2: Convert to fraction form
    185,971.89/256,641.37 = 101,088.95/x
  3. Step 3: Cross multiply
    185,971.89x = 256,641.37 × 101,088.95
  4. Step 4: Simplify right side
    185,971.89x = 25,943,606,877.42
  5. Step 5: Solve for x
    x = 25,943,606,877.42/185,971.89
  6. Step 6: Final answer
    x = 139,502.84

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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.