Home / 186,591.16-257,498.48-101,708.22

Finding the Fourth Proportional to 186,591.16, 257,498.48 and 101,708.22

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Solution

The fourth proportional to 186,591.16, 257,498.48 and 101,708.22 is: 140,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,591.16 : 257,498.48 = 101,708.22 : x
  2. Step 2: Convert to fraction form
    186,591.16/257,498.48 = 101,708.22/x
  3. Step 3: Cross multiply
    186,591.16x = 257,498.48 × 101,708.22
  4. Step 4: Simplify right side
    186,591.16x = 26,189,712,053.51
  5. Step 5: Solve for x
    x = 26,189,712,053.51/186,591.16
  6. Step 6: Final answer
    x = 140,358.80

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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.