Home / 186,856.74-257,862.22-101,973.80

Finding the Fourth Proportional to 186,856.74, 257,862.22 and 101,973.80

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Solution

The fourth proportional to 186,856.74, 257,862.22 and 101,973.80 is: 140,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,856.74 : 257,862.22 = 101,973.80 : x
  2. Step 2: Convert to fraction form
    186,856.74/257,862.22 = 101,973.80/x
  3. Step 3: Cross multiply
    186,856.74x = 257,862.22 × 101,973.80
  4. Step 4: Simplify right side
    186,856.74x = 26,295,190,254.98
  5. Step 5: Solve for x
    x = 26,295,190,254.98/186,856.74
  6. Step 6: Final answer
    x = 140,723.80

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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.