Home / 108,965.64-150,378.30-60,572.82

Finding the Fourth Proportional to 108,965.64, 150,378.30 and 60,572.82

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Solution

The fourth proportional to 108,965.64, 150,378.30 and 60,572.82 is: 83,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,965.64 : 150,378.30 = 60,572.82 : x
  2. Step 2: Convert to fraction form
    108,965.64/150,378.30 = 60,572.82/x
  3. Step 3: Cross multiply
    108,965.64x = 150,378.30 × 60,572.82
  4. Step 4: Simplify right side
    108,965.64x = 9,108,837,697.81
  5. Step 5: Solve for x
    x = 9,108,837,697.81/108,965.64
  6. Step 6: Final answer
    x = 83,593.67

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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.