Home / 307,001.48-459,651.90-156,918.60

Finding the Fourth Proportional to 307,001.48, 459,651.90 and 156,918.60

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Solution

The fourth proportional to 307,001.48, 459,651.90 and 156,918.60 is: 234,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,001.48 : 459,651.90 = 156,918.60 : x
  2. Step 2: Convert to fraction form
    307,001.48/459,651.90 = 156,918.60/x
  3. Step 3: Cross multiply
    307,001.48x = 459,651.90 × 156,918.60
  4. Step 4: Simplify right side
    307,001.48x = 72,127,932,635.34
  5. Step 5: Solve for x
    x = 72,127,932,635.34/307,001.48
  6. Step 6: Final answer
    x = 234,943.27

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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.