Home / 42,762.27-58,973.47-27,639.03

Finding the Fourth Proportional to 42,762.27, 58,973.47 and 27,639.03

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Solution

The fourth proportional to 42,762.27, 58,973.47 and 27,639.03 is: 38,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,762.27 : 58,973.47 = 27,639.03 : x
  2. Step 2: Convert to fraction form
    42,762.27/58,973.47 = 27,639.03/x
  3. Step 3: Cross multiply
    42,762.27x = 58,973.47 × 27,639.03
  4. Step 4: Simplify right side
    42,762.27x = 1,629,969,437.44
  5. Step 5: Solve for x
    x = 1,629,969,437.44/42,762.27
  6. Step 6: Final answer
    x = 38,117.00

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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.