Home / 97,370.54-145,988.13-38,212.10

Finding the Fourth Proportional to 97,370.54, 145,988.13 and 38,212.10

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Solution

The fourth proportional to 97,370.54, 145,988.13 and 38,212.10 is: 57,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,370.54 : 145,988.13 = 38,212.10 : x
  2. Step 2: Convert to fraction form
    97,370.54/145,988.13 = 38,212.10/x
  3. Step 3: Cross multiply
    97,370.54x = 145,988.13 × 38,212.10
  4. Step 4: Simplify right side
    97,370.54x = 5,578,513,022.37
  5. Step 5: Solve for x
    x = 5,578,513,022.37/97,370.54
  6. Step 6: Final answer
    x = 57,291.59

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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.