Home / 147,324.04-203,297.59-86,880.83

Finding the Fourth Proportional to 147,324.04, 203,297.59 and 86,880.83

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Solution

The fourth proportional to 147,324.04, 203,297.59 and 86,880.83 is: 119,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,324.04 : 203,297.59 = 86,880.83 : x
  2. Step 2: Convert to fraction form
    147,324.04/203,297.59 = 86,880.83/x
  3. Step 3: Cross multiply
    147,324.04x = 203,297.59 × 86,880.83
  4. Step 4: Simplify right side
    147,324.04x = 17,662,663,356.20
  5. Step 5: Solve for x
    x = 17,662,663,356.20/147,324.04
  6. Step 6: Final answer
    x = 119,889.89

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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.