Home / 186,636.22-257,559.15-101,754.70

Finding the Fourth Proportional to 186,636.22, 257,559.15 and 101,754.70

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Solution

The fourth proportional to 186,636.22, 257,559.15 and 101,754.70 is: 140,422.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,636.22 : 257,559.15 = 101,754.70 : x
  2. Step 2: Convert to fraction form
    186,636.22/257,559.15 = 101,754.70/x
  3. Step 3: Cross multiply
    186,636.22x = 257,559.15 × 101,754.70
  4. Step 4: Simplify right side
    186,636.22x = 26,207,854,040.51
  5. Step 5: Solve for x
    x = 26,207,854,040.51/186,636.22
  6. Step 6: Final answer
    x = 140,422.12

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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.