Home / 549,114.90-823,672.35-194,126.10

Finding the Fourth Proportional to 549,114.90, 823,672.35 and 194,126.10

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Solution

The fourth proportional to 549,114.90, 823,672.35 and 194,126.10 is: 291,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,114.90 : 823,672.35 = 194,126.10 : x
  2. Step 2: Convert to fraction form
    549,114.90/823,672.35 = 194,126.10/x
  3. Step 3: Cross multiply
    549,114.90x = 823,672.35 × 194,126.10
  4. Step 4: Simplify right side
    549,114.90x = 159,896,300,983.34
  5. Step 5: Solve for x
    x = 159,896,300,983.34/549,114.90
  6. Step 6: Final answer
    x = 291,189.15

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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.