Home / 258,864.38-357,343.06-174,030.64

Finding the Fourth Proportional to 258,864.38, 357,343.06 and 174,030.64

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Solution

The fourth proportional to 258,864.38, 357,343.06 and 174,030.64 is: 240,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,864.38 : 357,343.06 = 174,030.64 : x
  2. Step 2: Convert to fraction form
    258,864.38/357,343.06 = 174,030.64/x
  3. Step 3: Cross multiply
    258,864.38x = 357,343.06 × 174,030.64
  4. Step 4: Simplify right side
    258,864.38x = 62,188,641,431.36
  5. Step 5: Solve for x
    x = 62,188,641,431.36/258,864.38
  6. Step 6: Final answer
    x = 240,236.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.