Home / 118,313.88-163,271.92-64,598.73

Finding the Fourth Proportional to 118,313.88, 163,271.92 and 64,598.73

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Solution

The fourth proportional to 118,313.88, 163,271.92 and 64,598.73 is: 89,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,313.88 : 163,271.92 = 64,598.73 : x
  2. Step 2: Convert to fraction form
    118,313.88/163,271.92 = 64,598.73/x
  3. Step 3: Cross multiply
    118,313.88x = 163,271.92 × 64,598.73
  4. Step 4: Simplify right side
    118,313.88x = 10,547,158,676.66
  5. Step 5: Solve for x
    x = 10,547,158,676.66/118,313.88
  6. Step 6: Final answer
    x = 89,145.57

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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.