Home / 179,555.40-247,775.76-98,986.32

Finding the Fourth Proportional to 179,555.40, 247,775.76 and 98,986.32

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Solution

The fourth proportional to 179,555.40, 247,775.76 and 98,986.32 is: 136,595.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,555.40 : 247,775.76 = 98,986.32 : x
  2. Step 2: Convert to fraction form
    179,555.40/247,775.76 = 98,986.32/x
  3. Step 3: Cross multiply
    179,555.40x = 247,775.76 × 98,986.32
  4. Step 4: Simplify right side
    179,555.40x = 24,526,410,667.60
  5. Step 5: Solve for x
    x = 24,526,410,667.60/179,555.40
  6. Step 6: Final answer
    x = 136,595.23

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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.