Home / 153,779.16-230,589.72-69,493.65

Finding the Fourth Proportional to 153,779.16, 230,589.72 and 69,493.65

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Solution

The fourth proportional to 153,779.16, 230,589.72 and 69,493.65 is: 104,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,779.16 : 230,589.72 = 69,493.65 : x
  2. Step 2: Convert to fraction form
    153,779.16/230,589.72 = 69,493.65/x
  3. Step 3: Cross multiply
    153,779.16x = 230,589.72 × 69,493.65
  4. Step 4: Simplify right side
    153,779.16x = 16,024,521,295.28
  5. Step 5: Solve for x
    x = 16,024,521,295.28/153,779.16
  6. Step 6: Final answer
    x = 104,204.77

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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.