Home / 174,345.90-261,143.01-117,875.94

Finding the Fourth Proportional to 174,345.90, 261,143.01 and 117,875.94

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Solution

The fourth proportional to 174,345.90, 261,143.01 and 117,875.94 is: 176,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,345.90 : 261,143.01 = 117,875.94 : x
  2. Step 2: Convert to fraction form
    174,345.90/261,143.01 = 117,875.94/x
  3. Step 3: Cross multiply
    174,345.90x = 261,143.01 × 117,875.94
  4. Step 4: Simplify right side
    174,345.90x = 30,782,477,778.18
  5. Step 5: Solve for x
    x = 30,782,477,778.18/174,345.90
  6. Step 6: Final answer
    x = 176,559.80

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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.