Home / 59,059.81-81,436.33-48,271.20

Finding the Fourth Proportional to 59,059.81, 81,436.33 and 48,271.20

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Solution

The fourth proportional to 59,059.81, 81,436.33 and 48,271.20 is: 66,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,059.81 : 81,436.33 = 48,271.20 : x
  2. Step 2: Convert to fraction form
    59,059.81/81,436.33 = 48,271.20/x
  3. Step 3: Cross multiply
    59,059.81x = 81,436.33 × 48,271.20
  4. Step 4: Simplify right side
    59,059.81x = 3,931,029,372.70
  5. Step 5: Solve for x
    x = 3,931,029,372.70/59,059.81
  6. Step 6: Final answer
    x = 66,560.14

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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.