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Finding the Fourth Proportional to 96,402.96, 133,038.90 and 53,960.40

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Solution

The fourth proportional to 96,402.96, 133,038.90 and 53,960.40 is: 74,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,402.96 : 133,038.90 = 53,960.40 : x
  2. Step 2: Convert to fraction form
    96,402.96/133,038.90 = 53,960.40/x
  3. Step 3: Cross multiply
    96,402.96x = 133,038.90 × 53,960.40
  4. Step 4: Simplify right side
    96,402.96x = 7,178,832,259.56
  5. Step 5: Solve for x
    x = 7,178,832,259.56/96,402.96
  6. Step 6: Final answer
    x = 74,466.93

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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.