Home / 134,281.57-185,313.21-73,856.79

Finding the Fourth Proportional to 134,281.57, 185,313.21 and 73,856.79

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Solution

The fourth proportional to 134,281.57, 185,313.21 and 73,856.79 is: 101,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,281.57 : 185,313.21 = 73,856.79 : x
  2. Step 2: Convert to fraction form
    134,281.57/185,313.21 = 73,856.79/x
  3. Step 3: Cross multiply
    134,281.57x = 185,313.21 × 73,856.79
  4. Step 4: Simplify right side
    134,281.57x = 13,686,638,835.20
  5. Step 5: Solve for x
    x = 13,686,638,835.20/134,281.57
  6. Step 6: Final answer
    x = 101,924.92

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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.