Home / 59,712.40-89,568.60-38,717.20

Finding the Fourth Proportional to 59,712.40, 89,568.60 and 38,717.20

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Solution

The fourth proportional to 59,712.40, 89,568.60 and 38,717.20 is: 58,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,712.40 : 89,568.60 = 38,717.20 : x
  2. Step 2: Convert to fraction form
    59,712.40/89,568.60 = 38,717.20/x
  3. Step 3: Cross multiply
    59,712.40x = 89,568.60 × 38,717.20
  4. Step 4: Simplify right side
    59,712.40x = 3,467,845,399.92
  5. Step 5: Solve for x
    x = 3,467,845,399.92/59,712.40
  6. Step 6: Final answer
    x = 58,075.80

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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.