Home / 186,618.18-257,535.72-101,735.22

Finding the Fourth Proportional to 186,618.18, 257,535.72 and 101,735.22

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Solution

The fourth proportional to 186,618.18, 257,535.72 and 101,735.22 is: 140,396.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,618.18 : 257,535.72 = 101,735.22 : x
  2. Step 2: Convert to fraction form
    186,618.18/257,535.72 = 101,735.22/x
  3. Step 3: Cross multiply
    186,618.18x = 257,535.72 × 101,735.22
  4. Step 4: Simplify right side
    186,618.18x = 26,200,453,132.06
  5. Step 5: Solve for x
    x = 26,200,453,132.06/186,618.18
  6. Step 6: Final answer
    x = 140,396.04

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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.