Home / 245,065.06-338,150.04-153,173.50

Finding the Fourth Proportional to 245,065.06, 338,150.04 and 153,173.50

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Solution

The fourth proportional to 245,065.06, 338,150.04 and 153,173.50 is: 211,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,065.06 : 338,150.04 = 153,173.50 : x
  2. Step 2: Convert to fraction form
    245,065.06/338,150.04 = 153,173.50/x
  3. Step 3: Cross multiply
    245,065.06x = 338,150.04 × 153,173.50
  4. Step 4: Simplify right side
    245,065.06x = 51,795,625,151.94
  5. Step 5: Solve for x
    x = 51,795,625,151.94/245,065.06
  6. Step 6: Final answer
    x = 211,354.59

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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.