Home / 97,269.80-145,862.32-51,667.52

Finding the Fourth Proportional to 97,269.80, 145,862.32 and 51,667.52

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Solution

The fourth proportional to 97,269.80, 145,862.32 and 51,667.52 is: 77,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,269.80 : 145,862.32 = 51,667.52 : x
  2. Step 2: Convert to fraction form
    97,269.80/145,862.32 = 51,667.52/x
  3. Step 3: Cross multiply
    97,269.80x = 145,862.32 × 51,667.52
  4. Step 4: Simplify right side
    97,269.80x = 7,536,343,750.86
  5. Step 5: Solve for x
    x = 7,536,343,750.86/97,269.80
  6. Step 6: Final answer
    x = 77,478.77

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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.