Home / 96,354.12-133,005.60-64,511.40

Finding the Fourth Proportional to 96,354.12, 133,005.60 and 64,511.40

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Solution

The fourth proportional to 96,354.12, 133,005.60 and 64,511.40 is: 89,050.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,354.12 : 133,005.60 = 64,511.40 : x
  2. Step 2: Convert to fraction form
    96,354.12/133,005.60 = 64,511.40/x
  3. Step 3: Cross multiply
    96,354.12x = 133,005.60 × 64,511.40
  4. Step 4: Simplify right side
    96,354.12x = 8,580,377,463.84
  5. Step 5: Solve for x
    x = 8,580,377,463.84/96,354.12
  6. Step 6: Final answer
    x = 89,050.45

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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.