Home / 209,478.06-314,226.78-59,728.50

Finding the Fourth Proportional to 209,478.06, 314,226.78 and 59,728.50

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Solution

The fourth proportional to 209,478.06, 314,226.78 and 59,728.50 is: 89,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,478.06 : 314,226.78 = 59,728.50 : x
  2. Step 2: Convert to fraction form
    209,478.06/314,226.78 = 59,728.50/x
  3. Step 3: Cross multiply
    209,478.06x = 314,226.78 × 59,728.50
  4. Step 4: Simplify right side
    209,478.06x = 18,768,294,229.23
  5. Step 5: Solve for x
    x = 18,768,294,229.23/209,478.06
  6. Step 6: Final answer
    x = 89,595.51

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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.