Home / 220,295.04-304,006.09-124,801.50

Finding the Fourth Proportional to 220,295.04, 304,006.09 and 124,801.50

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Solution

The fourth proportional to 220,295.04, 304,006.09 and 124,801.50 is: 172,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,295.04 : 304,006.09 = 124,801.50 : x
  2. Step 2: Convert to fraction form
    220,295.04/304,006.09 = 124,801.50/x
  3. Step 3: Cross multiply
    220,295.04x = 304,006.09 × 124,801.50
  4. Step 4: Simplify right side
    220,295.04x = 37,940,416,041.14
  5. Step 5: Solve for x
    x = 37,940,416,041.14/220,295.04
  6. Step 6: Final answer
    x = 172,225.47

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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.