Home / 186,938.06-257,967.24-102,055.82

Finding the Fourth Proportional to 186,938.06, 257,967.24 and 102,055.82

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Solution

The fourth proportional to 186,938.06, 257,967.24 and 102,055.82 is: 140,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,938.06 : 257,967.24 = 102,055.82 : x
  2. Step 2: Convert to fraction form
    186,938.06/257,967.24 = 102,055.82/x
  3. Step 3: Cross multiply
    186,938.06x = 257,967.24 × 102,055.82
  4. Step 4: Simplify right side
    186,938.06x = 26,327,058,211.34
  5. Step 5: Solve for x
    x = 26,327,058,211.34/186,938.06
  6. Step 6: Final answer
    x = 140,833.06

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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.