Home / 67,739.36-93,467.04-42,574.32

Finding the Fourth Proportional to 67,739.36, 93,467.04 and 42,574.32

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Solution

The fourth proportional to 67,739.36, 93,467.04 and 42,574.32 is: 58,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,739.36 : 93,467.04 = 42,574.32 : x
  2. Step 2: Convert to fraction form
    67,739.36/93,467.04 = 42,574.32/x
  3. Step 3: Cross multiply
    67,739.36x = 93,467.04 × 42,574.32
  4. Step 4: Simplify right side
    67,739.36x = 3,979,295,670.41
  5. Step 5: Solve for x
    x = 3,979,295,670.41/67,739.36
  6. Step 6: Final answer
    x = 58,744.22

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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.