Home / 89,000.29-133,479.67-25,803.45

Finding the Fourth Proportional to 89,000.29, 133,479.67 and 25,803.45

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Solution

The fourth proportional to 89,000.29, 133,479.67 and 25,803.45 is: 38,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,000.29 : 133,479.67 = 25,803.45 : x
  2. Step 2: Convert to fraction form
    89,000.29/133,479.67 = 25,803.45/x
  3. Step 3: Cross multiply
    89,000.29x = 133,479.67 × 25,803.45
  4. Step 4: Simplify right side
    89,000.29x = 3,444,235,777.02
  5. Step 5: Solve for x
    x = 3,444,235,777.02/89,000.29
  6. Step 6: Final answer
    x = 38,699.15

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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.