Home / 340,345.18-510,520.68-97,185.62

Finding the Fourth Proportional to 340,345.18, 510,520.68 and 97,185.62

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Solution

The fourth proportional to 340,345.18, 510,520.68 and 97,185.62 is: 145,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,345.18 : 510,520.68 = 97,185.62 : x
  2. Step 2: Convert to fraction form
    340,345.18/510,520.68 = 97,185.62/x
  3. Step 3: Cross multiply
    340,345.18x = 510,520.68 × 97,185.62
  4. Step 4: Simplify right side
    340,345.18x = 49,615,268,204.50
  5. Step 5: Solve for x
    x = 49,615,268,204.50/340,345.18
  6. Step 6: Final answer
    x = 145,779.26

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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.