Home / 219,259.32-302,577.74-123,766.84

Finding the Fourth Proportional to 219,259.32, 302,577.74 and 123,766.84

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Solution

The fourth proportional to 219,259.32, 302,577.74 and 123,766.84 is: 170,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,259.32 : 302,577.74 = 123,766.84 : x
  2. Step 2: Convert to fraction form
    219,259.32/302,577.74 = 123,766.84/x
  3. Step 3: Cross multiply
    219,259.32x = 302,577.74 × 123,766.84
  4. Step 4: Simplify right side
    219,259.32x = 37,449,090,734.14
  5. Step 5: Solve for x
    x = 37,449,090,734.14/219,259.32
  6. Step 6: Final answer
    x = 170,798.17

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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.