Home / 50,539.68-69,740.64-27,875.04

Finding the Fourth Proportional to 50,539.68, 69,740.64 and 27,875.04

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Solution

The fourth proportional to 50,539.68, 69,740.64 and 27,875.04 is: 38,465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,539.68 : 69,740.64 = 27,875.04 : x
  2. Step 2: Convert to fraction form
    50,539.68/69,740.64 = 27,875.04/x
  3. Step 3: Cross multiply
    50,539.68x = 69,740.64 × 27,875.04
  4. Step 4: Simplify right side
    50,539.68x = 1,944,023,129.63
  5. Step 5: Solve for x
    x = 1,944,023,129.63/50,539.68
  6. Step 6: Final answer
    x = 38,465.28

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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.