Home / 119,061.04-178,467.36-40,148.16

Finding the Fourth Proportional to 119,061.04, 178,467.36 and 40,148.16

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Solution

The fourth proportional to 119,061.04, 178,467.36 and 40,148.16 is: 60,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,061.04 : 178,467.36 = 40,148.16 : x
  2. Step 2: Convert to fraction form
    119,061.04/178,467.36 = 40,148.16/x
  3. Step 3: Cross multiply
    119,061.04x = 178,467.36 × 40,148.16
  4. Step 4: Simplify right side
    119,061.04x = 7,165,136,124.06
  5. Step 5: Solve for x
    x = 7,165,136,124.06/119,061.04
  6. Step 6: Final answer
    x = 60,180.36

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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.