Home / 261,239.23-360,514.09-146,543.30

Finding the Fourth Proportional to 261,239.23, 360,514.09 and 146,543.30

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Solution

The fourth proportional to 261,239.23, 360,514.09 and 146,543.30 is: 202,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,239.23 : 360,514.09 = 146,543.30 : x
  2. Step 2: Convert to fraction form
    261,239.23/360,514.09 = 146,543.30/x
  3. Step 3: Cross multiply
    261,239.23x = 360,514.09 × 146,543.30
  4. Step 4: Simplify right side
    261,239.23x = 52,830,924,445.10
  5. Step 5: Solve for x
    x = 52,830,924,445.10/261,239.23
  6. Step 6: Final answer
    x = 202,231.97

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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.