Home / 32,938.04-45,480.70-30,419.22

Finding the Fourth Proportional to 32,938.04, 45,480.70 and 30,419.22

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Solution

The fourth proportional to 32,938.04, 45,480.70 and 30,419.22 is: 42,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,938.04 : 45,480.70 = 30,419.22 : x
  2. Step 2: Convert to fraction form
    32,938.04/45,480.70 = 30,419.22/x
  3. Step 3: Cross multiply
    32,938.04x = 45,480.70 × 30,419.22
  4. Step 4: Simplify right side
    32,938.04x = 1,383,487,419.05
  5. Step 5: Solve for x
    x = 1,383,487,419.05/32,938.04
  6. Step 6: Final answer
    x = 42,002.72

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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.