Home / 607,514.10-911,271.15-158,231.40

Finding the Fourth Proportional to 607,514.10, 911,271.15 and 158,231.40

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Solution

The fourth proportional to 607,514.10, 911,271.15 and 158,231.40 is: 237,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,514.10 : 911,271.15 = 158,231.40 : x
  2. Step 2: Convert to fraction form
    607,514.10/911,271.15 = 158,231.40/x
  3. Step 3: Cross multiply
    607,514.10x = 911,271.15 × 158,231.40
  4. Step 4: Simplify right side
    607,514.10x = 144,191,709,844.11
  5. Step 5: Solve for x
    x = 144,191,709,844.11/607,514.10
  6. Step 6: Final answer
    x = 237,347.10

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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.