Home / 220,962.94-304,914.50-130,298.12

Finding the Fourth Proportional to 220,962.94, 304,914.50 and 130,298.12

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Solution

The fourth proportional to 220,962.94, 304,914.50 and 130,298.12 is: 179,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,962.94 : 304,914.50 = 130,298.12 : x
  2. Step 2: Convert to fraction form
    220,962.94/304,914.50 = 130,298.12/x
  3. Step 3: Cross multiply
    220,962.94x = 304,914.50 × 130,298.12
  4. Step 4: Simplify right side
    220,962.94x = 39,729,785,933.19
  5. Step 5: Solve for x
    x = 39,729,785,933.19/220,962.94
  6. Step 6: Final answer
    x = 179,802.94

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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.