Home / 173,899.71-240,206.72-143,806.59

Finding the Fourth Proportional to 173,899.71, 240,206.72 and 143,806.59

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Solution

The fourth proportional to 173,899.71, 240,206.72 and 143,806.59 is: 198,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,899.71 : 240,206.72 = 143,806.59 : x
  2. Step 2: Convert to fraction form
    173,899.71/240,206.72 = 143,806.59/x
  3. Step 3: Cross multiply
    173,899.71x = 240,206.72 × 143,806.59
  4. Step 4: Simplify right side
    173,899.71x = 34,543,308,579.25
  5. Step 5: Solve for x
    x = 34,543,308,579.25/173,899.71
  6. Step 6: Final answer
    x = 198,639.25

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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.