Home / 105,666.65-158,514.78-34,594.85

Finding the Fourth Proportional to 105,666.65, 158,514.78 and 34,594.85

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Solution

The fourth proportional to 105,666.65, 158,514.78 and 34,594.85 is: 51,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,666.65 : 158,514.78 = 34,594.85 : x
  2. Step 2: Convert to fraction form
    105,666.65/158,514.78 = 34,594.85/x
  3. Step 3: Cross multiply
    105,666.65x = 158,514.78 × 34,594.85
  4. Step 4: Simplify right side
    105,666.65x = 5,483,795,036.88
  5. Step 5: Solve for x
    x = 5,483,795,036.88/105,666.65
  6. Step 6: Final answer
    x = 51,897.12

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1.5x scale

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.