Home / 186,449.07-257,298.40-101,566.13

Finding the Fourth Proportional to 186,449.07, 257,298.40 and 101,566.13

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Solution

The fourth proportional to 186,449.07, 257,298.40 and 101,566.13 is: 140,160.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,449.07 : 257,298.40 = 101,566.13 : x
  2. Step 2: Convert to fraction form
    186,449.07/257,298.40 = 101,566.13/x
  3. Step 3: Cross multiply
    186,449.07x = 257,298.40 × 101,566.13
  4. Step 4: Simplify right side
    186,449.07x = 26,132,802,743.19
  5. Step 5: Solve for x
    x = 26,132,802,743.19/186,449.07
  6. Step 6: Final answer
    x = 140,160.54

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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.