Home / 127,424.08-175,866.96-73,741.78

Finding the Fourth Proportional to 127,424.08, 175,866.96 and 73,741.78

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Solution

The fourth proportional to 127,424.08, 175,866.96 and 73,741.78 is: 101,776.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,424.08 : 175,866.96 = 73,741.78 : x
  2. Step 2: Convert to fraction form
    127,424.08/175,866.96 = 73,741.78/x
  3. Step 3: Cross multiply
    127,424.08x = 175,866.96 × 73,741.78
  4. Step 4: Simplify right side
    127,424.08x = 12,968,742,673.59
  5. Step 5: Solve for x
    x = 12,968,742,673.59/127,424.08
  6. Step 6: Final answer
    x = 101,776.23

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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.