Home / 71,088.48-98,096.40-40,872.24

Finding the Fourth Proportional to 71,088.48, 98,096.40 and 40,872.24

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Solution

The fourth proportional to 71,088.48, 98,096.40 and 40,872.24 is: 56,400.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,088.48 : 98,096.40 = 40,872.24 : x
  2. Step 2: Convert to fraction form
    71,088.48/98,096.40 = 40,872.24/x
  3. Step 3: Cross multiply
    71,088.48x = 98,096.40 × 40,872.24
  4. Step 4: Simplify right side
    71,088.48x = 4,009,419,603.94
  5. Step 5: Solve for x
    x = 4,009,419,603.94/71,088.48
  6. Step 6: Final answer
    x = 56,400.41

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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.