Home / 219,063.56-302,316.89-123,570.23

Finding the Fourth Proportional to 219,063.56, 302,316.89 and 123,570.23

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Solution

The fourth proportional to 219,063.56, 302,316.89 and 123,570.23 is: 170,532.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,063.56 : 302,316.89 = 123,570.23 : x
  2. Step 2: Convert to fraction form
    219,063.56/302,316.89 = 123,570.23/x
  3. Step 3: Cross multiply
    219,063.56x = 302,316.89 × 123,570.23
  4. Step 4: Simplify right side
    219,063.56x = 37,357,365,500.75
  5. Step 5: Solve for x
    x = 37,357,365,500.75/219,063.56
  6. Step 6: Final answer
    x = 170,532.09

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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.