Home / 219,693.40-303,173.58-124,196.74

Finding the Fourth Proportional to 219,693.40, 303,173.58 and 124,196.74

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Solution

The fourth proportional to 219,693.40, 303,173.58 and 124,196.74 is: 171,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,693.40 : 303,173.58 = 124,196.74 : x
  2. Step 2: Convert to fraction form
    219,693.40/303,173.58 = 124,196.74/x
  3. Step 3: Cross multiply
    219,693.40x = 303,173.58 × 124,196.74
  4. Step 4: Simplify right side
    219,693.40x = 37,653,170,290.13
  5. Step 5: Solve for x
    x = 37,653,170,290.13/219,693.40
  6. Step 6: Final answer
    x = 171,389.63

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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.