Home / 186,685.36-280,026.11-53,566.31

Finding the Fourth Proportional to 186,685.36, 280,026.11 and 53,566.31

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Solution

The fourth proportional to 186,685.36, 280,026.11 and 53,566.31 is: 80,348.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,685.36 : 280,026.11 = 53,566.31 : x
  2. Step 2: Convert to fraction form
    186,685.36/280,026.11 = 53,566.31/x
  3. Step 3: Cross multiply
    186,685.36x = 280,026.11 × 53,566.31
  4. Step 4: Simplify right side
    186,685.36x = 14,999,966,250.34
  5. Step 5: Solve for x
    x = 14,999,966,250.34/186,685.36
  6. Step 6: Final answer
    x = 80,348.92

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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.