Home / 48,969.12-67,574.80-27,748.64

Finding the Fourth Proportional to 48,969.12, 67,574.80 and 27,748.64

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Solution

The fourth proportional to 48,969.12, 67,574.80 and 27,748.64 is: 38,291.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,969.12 : 67,574.80 = 27,748.64 : x
  2. Step 2: Convert to fraction form
    48,969.12/67,574.80 = 27,748.64/x
  3. Step 3: Cross multiply
    48,969.12x = 67,574.80 × 27,748.64
  4. Step 4: Simplify right side
    48,969.12x = 1,875,108,798.27
  5. Step 5: Solve for x
    x = 1,875,108,798.27/48,969.12
  6. Step 6: Final answer
    x = 38,291.66

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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.