Home / 32,869.23-45,353.16-20,125.32

Finding the Fourth Proportional to 32,869.23, 45,353.16 and 20,125.32

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Solution

The fourth proportional to 32,869.23, 45,353.16 and 20,125.32 is: 27,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,869.23 : 45,353.16 = 20,125.32 : x
  2. Step 2: Convert to fraction form
    32,869.23/45,353.16 = 20,125.32/x
  3. Step 3: Cross multiply
    32,869.23x = 45,353.16 × 20,125.32
  4. Step 4: Simplify right side
    32,869.23x = 912,746,858.01
  5. Step 5: Solve for x
    x = 912,746,858.01/32,869.23
  6. Step 6: Final answer
    x = 27,769.04

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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.