Home / 97,172.60-145,689.86-37,150.47

Finding the Fourth Proportional to 97,172.60, 145,689.86 and 37,150.47

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Solution

The fourth proportional to 97,172.60, 145,689.86 and 37,150.47 is: 55,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,172.60 : 145,689.86 = 37,150.47 : x
  2. Step 2: Convert to fraction form
    97,172.60/145,689.86 = 37,150.47/x
  3. Step 3: Cross multiply
    97,172.60x = 145,689.86 × 37,150.47
  4. Step 4: Simplify right side
    97,172.60x = 5,412,446,866.11
  5. Step 5: Solve for x
    x = 5,412,446,866.11/97,172.60
  6. Step 6: Final answer
    x = 55,699.31

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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.