Home / 174,486.87-261,730.40-56,158.20

Finding the Fourth Proportional to 174,486.87, 261,730.40 and 56,158.20

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Solution

The fourth proportional to 174,486.87, 261,730.40 and 56,158.20 is: 84,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,486.87 : 261,730.40 = 56,158.20 : x
  2. Step 2: Convert to fraction form
    174,486.87/261,730.40 = 56,158.20/x
  3. Step 3: Cross multiply
    174,486.87x = 261,730.40 × 56,158.20
  4. Step 4: Simplify right side
    174,486.87x = 14,698,307,868.49
  5. Step 5: Solve for x
    x = 14,698,307,868.49/174,486.87
  6. Step 6: Final answer
    x = 84,237.33

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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.