Home / 174,209.76-261,316.08-55,881.28

Finding the Fourth Proportional to 174,209.76, 261,316.08 and 55,881.28

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Solution

The fourth proportional to 174,209.76, 261,316.08 and 55,881.28 is: 83,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,209.76 : 261,316.08 = 55,881.28 : x
  2. Step 2: Convert to fraction form
    174,209.76/261,316.08 = 55,881.28/x
  3. Step 3: Cross multiply
    174,209.76x = 261,316.08 × 55,881.28
  4. Step 4: Simplify right side
    174,209.76x = 14,602,677,034.98
  5. Step 5: Solve for x
    x = 14,602,677,034.98/174,209.76
  6. Step 6: Final answer
    x = 83,822.38

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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.