Home / 147,567.96-203,595.66-87,118.20

Finding the Fourth Proportional to 147,567.96, 203,595.66 and 87,118.20

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Solution

The fourth proportional to 147,567.96, 203,595.66 and 87,118.20 is: 120,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,567.96 : 203,595.66 = 87,118.20 : x
  2. Step 2: Convert to fraction form
    147,567.96/203,595.66 = 87,118.20/x
  3. Step 3: Cross multiply
    147,567.96x = 203,595.66 × 87,118.20
  4. Step 4: Simplify right side
    147,567.96x = 17,736,887,427.01
  5. Step 5: Solve for x
    x = 17,736,887,427.01/147,567.96
  6. Step 6: Final answer
    x = 120,194.71

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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.