Home / 174,666.10-261,999.15-74,809.30

Finding the Fourth Proportional to 174,666.10, 261,999.15 and 74,809.30

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Solution

The fourth proportional to 174,666.10, 261,999.15 and 74,809.30 is: 112,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,666.10 : 261,999.15 = 74,809.30 : x
  2. Step 2: Convert to fraction form
    174,666.10/261,999.15 = 74,809.30/x
  3. Step 3: Cross multiply
    174,666.10x = 261,999.15 × 74,809.30
  4. Step 4: Simplify right side
    174,666.10x = 19,599,973,012.10
  5. Step 5: Solve for x
    x = 19,599,973,012.10/174,666.10
  6. Step 6: Final answer
    x = 112,213.95

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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.