Home / 219,012.04-328,569.36-92,663.65

Finding the Fourth Proportional to 219,012.04, 328,569.36 and 92,663.65

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Solution

The fourth proportional to 219,012.04, 328,569.36 and 92,663.65 is: 139,017.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,012.04 : 328,569.36 = 92,663.65 : x
  2. Step 2: Convert to fraction form
    219,012.04/328,569.36 = 92,663.65/x
  3. Step 3: Cross multiply
    219,012.04x = 328,569.36 × 92,663.65
  4. Step 4: Simplify right side
    219,012.04x = 30,446,436,175.76
  5. Step 5: Solve for x
    x = 30,446,436,175.76/219,012.04
  6. Step 6: Final answer
    x = 139,017.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.