Home / 219,564.81-302,882.57-133,550.10

Finding the Fourth Proportional to 219,564.81, 302,882.57 and 133,550.10

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Solution

The fourth proportional to 219,564.81, 302,882.57 and 133,550.10 is: 184,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,564.81 : 302,882.57 = 133,550.10 : x
  2. Step 2: Convert to fraction form
    219,564.81/302,882.57 = 133,550.10/x
  3. Step 3: Cross multiply
    219,564.81x = 302,882.57 × 133,550.10
  4. Step 4: Simplify right side
    219,564.81x = 40,449,996,844.01
  5. Step 5: Solve for x
    x = 40,449,996,844.01/219,564.81
  6. Step 6: Final answer
    x = 184,228.05

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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.