Home / 97,923.50-135,135.24-53,211.50

Finding the Fourth Proportional to 97,923.50, 135,135.24 and 53,211.50

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Solution

The fourth proportional to 97,923.50, 135,135.24 and 53,211.50 is: 73,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,923.50 : 135,135.24 = 53,211.50 : x
  2. Step 2: Convert to fraction form
    97,923.50/135,135.24 = 53,211.50/x
  3. Step 3: Cross multiply
    97,923.50x = 135,135.24 × 53,211.50
  4. Step 4: Simplify right side
    97,923.50x = 7,190,748,823.26
  5. Step 5: Solve for x
    x = 7,190,748,823.26/97,923.50
  6. Step 6: Final answer
    x = 73,432.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.