Home / 266,095.40-367,047.65-189,639.25

Finding the Fourth Proportional to 266,095.40, 367,047.65 and 189,639.25

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Solution

The fourth proportional to 266,095.40, 367,047.65 and 189,639.25 is: 261,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,095.40 : 367,047.65 = 189,639.25 : x
  2. Step 2: Convert to fraction form
    266,095.40/367,047.65 = 189,639.25/x
  3. Step 3: Cross multiply
    266,095.40x = 367,047.65 × 189,639.25
  4. Step 4: Simplify right side
    266,095.40x = 69,606,641,060.26
  5. Step 5: Solve for x
    x = 69,606,641,060.26/266,095.40
  6. Step 6: Final answer
    x = 261,585.29

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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.