Home / 97,800.79-146,701.18-53,403.32

Finding the Fourth Proportional to 97,800.79, 146,701.18 and 53,403.32

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Solution

The fourth proportional to 97,800.79, 146,701.18 and 53,403.32 is: 80,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800.79 : 146,701.18 = 53,403.32 : x
  2. Step 2: Convert to fraction form
    97,800.79/146,701.18 = 53,403.32/x
  3. Step 3: Cross multiply
    97,800.79x = 146,701.18 × 53,403.32
  4. Step 4: Simplify right side
    97,800.79x = 7,834,330,059.92
  5. Step 5: Solve for x
    x = 7,834,330,059.92/97,800.79
  6. Step 6: Final answer
    x = 80,104.98

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Similar ratio
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1.5x scale

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.