Home / 89,236.12-133,649.88-44,875.48

Finding the Fourth Proportional to 89,236.12, 133,649.88 and 44,875.48

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Solution

The fourth proportional to 89,236.12, 133,649.88 and 44,875.48 is: 67,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,236.12 : 133,649.88 = 44,875.48 : x
  2. Step 2: Convert to fraction form
    89,236.12/133,649.88 = 44,875.48/x
  3. Step 3: Cross multiply
    89,236.12x = 133,649.88 × 44,875.48
  4. Step 4: Simplify right side
    89,236.12x = 5,997,602,516.94
  5. Step 5: Solve for x
    x = 5,997,602,516.94/89,236.12
  6. Step 6: Final answer
    x = 67,210.48

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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.