Home / 186,769.61-257,741.51-101,886.06

Finding the Fourth Proportional to 186,769.61, 257,741.51 and 101,886.06

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Solution

The fourth proportional to 186,769.61, 257,741.51 and 101,886.06 is: 140,602.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,769.61 : 257,741.51 = 101,886.06 : x
  2. Step 2: Convert to fraction form
    186,769.61/257,741.51 = 101,886.06/x
  3. Step 3: Cross multiply
    186,769.61x = 257,741.51 × 101,886.06
  4. Step 4: Simplify right side
    186,769.61x = 26,260,266,952.35
  5. Step 5: Solve for x
    x = 26,260,266,952.35/186,769.61
  6. Step 6: Final answer
    x = 140,602.46

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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.