Home / 43,570.60-64,863.17-43,311.40

Finding the Fourth Proportional to 43,570.60, 64,863.17 and 43,311.40

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Solution

The fourth proportional to 43,570.60, 64,863.17 and 43,311.40 is: 64,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,570.60 : 64,863.17 = 43,311.40 : x
  2. Step 2: Convert to fraction form
    43,570.60/64,863.17 = 43,311.40/x
  3. Step 3: Cross multiply
    43,570.60x = 64,863.17 × 43,311.40
  4. Step 4: Simplify right side
    43,570.60x = 2,809,314,701.14
  5. Step 5: Solve for x
    x = 2,809,314,701.14/43,570.60
  6. Step 6: Final answer
    x = 64,477.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.