Home / 195,042.70-292,038.25-127,407.22

Finding the Fourth Proportional to 195,042.70, 292,038.25 and 127,407.22

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Solution

The fourth proportional to 195,042.70, 292,038.25 and 127,407.22 is: 190,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,042.70 : 292,038.25 = 127,407.22 : x
  2. Step 2: Convert to fraction form
    195,042.70/292,038.25 = 127,407.22/x
  3. Step 3: Cross multiply
    195,042.70x = 292,038.25 × 127,407.22
  4. Step 4: Simplify right side
    195,042.70x = 37,207,781,566.17
  5. Step 5: Solve for x
    x = 37,207,781,566.17/195,042.70
  6. Step 6: Final answer
    x = 190,767.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.