Home / 174,510.72-261,807.08-56,177.60

Finding the Fourth Proportional to 174,510.72, 261,807.08 and 56,177.60

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Solution

The fourth proportional to 174,510.72, 261,807.08 and 56,177.60 is: 84,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,510.72 : 261,807.08 = 56,177.60 : x
  2. Step 2: Convert to fraction form
    174,510.72/261,807.08 = 56,177.60/x
  3. Step 3: Cross multiply
    174,510.72x = 261,807.08 × 56,177.60
  4. Step 4: Simplify right side
    174,510.72x = 14,707,691,827.48
  5. Step 5: Solve for x
    x = 14,707,691,827.48/174,510.72
  6. Step 6: Final answer
    x = 84,279.59

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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.