Home / 43,050.04-64,532.94-21,980.32

Finding the Fourth Proportional to 43,050.04, 64,532.94 and 21,980.32

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Solution

The fourth proportional to 43,050.04, 64,532.94 and 21,980.32 is: 32,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,050.04 : 64,532.94 = 21,980.32 : x
  2. Step 2: Convert to fraction form
    43,050.04/64,532.94 = 21,980.32/x
  3. Step 3: Cross multiply
    43,050.04x = 64,532.94 × 21,980.32
  4. Step 4: Simplify right side
    43,050.04x = 1,418,454,671.74
  5. Step 5: Solve for x
    x = 1,418,454,671.74/43,050.04
  6. Step 6: Final answer
    x = 32,948.97

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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.