Home / 174,979.40-262,598.70-69,873.80

Finding the Fourth Proportional to 174,979.40, 262,598.70 and 69,873.80

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Solution

The fourth proportional to 174,979.40, 262,598.70 and 69,873.80 is: 104,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,979.40 : 262,598.70 = 69,873.80 : x
  2. Step 2: Convert to fraction form
    174,979.40/262,598.70 = 69,873.80/x
  3. Step 3: Cross multiply
    174,979.40x = 262,598.70 × 69,873.80
  4. Step 4: Simplify right side
    174,979.40x = 18,348,769,044.06
  5. Step 5: Solve for x
    x = 18,348,769,044.06/174,979.40
  6. Step 6: Final answer
    x = 104,862.45

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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.