Home / 219,565.16-302,995.98-124,069.80

Finding the Fourth Proportional to 219,565.16, 302,995.98 and 124,069.80

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Solution

The fourth proportional to 219,565.16, 302,995.98 and 124,069.80 is: 171,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,565.16 : 302,995.98 = 124,069.80 : x
  2. Step 2: Convert to fraction form
    219,565.16/302,995.98 = 124,069.80/x
  3. Step 3: Cross multiply
    219,565.16x = 302,995.98 × 124,069.80
  4. Step 4: Simplify right side
    219,565.16x = 37,592,650,748.99
  5. Step 5: Solve for x
    x = 37,592,650,748.99/219,565.16
  6. Step 6: Final answer
    x = 171,214.10

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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.