Home / 96,299.25-144,483.09-42,986.40

Finding the Fourth Proportional to 96,299.25, 144,483.09 and 42,986.40

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Solution

The fourth proportional to 96,299.25, 144,483.09 and 42,986.40 is: 64,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,299.25 : 144,483.09 = 42,986.40 : x
  2. Step 2: Convert to fraction form
    96,299.25/144,483.09 = 42,986.40/x
  3. Step 3: Cross multiply
    96,299.25x = 144,483.09 × 42,986.40
  4. Step 4: Simplify right side
    96,299.25x = 6,210,807,899.98
  5. Step 5: Solve for x
    x = 6,210,807,899.98/96,299.25
  6. Step 6: Final answer
    x = 64,494.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.