Home / 174,669.40-262,004.10-155,315.80

Finding the Fourth Proportional to 174,669.40, 262,004.10 and 155,315.80

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Solution

The fourth proportional to 174,669.40, 262,004.10 and 155,315.80 is: 232,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,669.40 : 262,004.10 = 155,315.80 : x
  2. Step 2: Convert to fraction form
    174,669.40/262,004.10 = 155,315.80/x
  3. Step 3: Cross multiply
    174,669.40x = 262,004.10 × 155,315.80
  4. Step 4: Simplify right side
    174,669.40x = 40,693,376,394.78
  5. Step 5: Solve for x
    x = 40,693,376,394.78/174,669.40
  6. Step 6: Final answer
    x = 232,973.70

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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.