Home / 186,387.36-257,217.30-101,504.22

Finding the Fourth Proportional to 186,387.36, 257,217.30 and 101,504.22

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Solution

The fourth proportional to 186,387.36, 257,217.30 and 101,504.22 is: 140,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,387.36 : 257,217.30 = 101,504.22 : x
  2. Step 2: Convert to fraction form
    186,387.36/257,217.30 = 101,504.22/x
  3. Step 3: Cross multiply
    186,387.36x = 257,217.30 × 101,504.22
  4. Step 4: Simplify right side
    186,387.36x = 26,108,641,407.01
  5. Step 5: Solve for x
    x = 26,108,641,407.01/186,387.36
  6. Step 6: Final answer
    x = 140,077.32

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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.