Home / 174,828.60-262,242.90-155,129.40

Finding the Fourth Proportional to 174,828.60, 262,242.90 and 155,129.40

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Solution

The fourth proportional to 174,828.60, 262,242.90 and 155,129.40 is: 232,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,828.60 : 262,242.90 = 155,129.40 : x
  2. Step 2: Convert to fraction form
    174,828.60/262,242.90 = 155,129.40/x
  3. Step 3: Cross multiply
    174,828.60x = 262,242.90 × 155,129.40
  4. Step 4: Simplify right side
    174,828.60x = 40,681,583,731.26
  5. Step 5: Solve for x
    x = 40,681,583,731.26/174,828.60
  6. Step 6: Final answer
    x = 232,694.10

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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.