Home / 212,070.30-292,649.61-116,576.31

Finding the Fourth Proportional to 212,070.30, 292,649.61 and 116,576.31

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Solution

The fourth proportional to 212,070.30, 292,649.61 and 116,576.31 is: 160,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,070.30 : 292,649.61 = 116,576.31 : x
  2. Step 2: Convert to fraction form
    212,070.30/292,649.61 = 116,576.31/x
  3. Step 3: Cross multiply
    212,070.30x = 292,649.61 × 116,576.31
  4. Step 4: Simplify right side
    212,070.30x = 34,116,012,535.59
  5. Step 5: Solve for x
    x = 34,116,012,535.59/212,070.30
  6. Step 6: Final answer
    x = 160,871.24

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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.