Home / 219,239.11-302,550.89-118,637.11

Finding the Fourth Proportional to 219,239.11, 302,550.89 and 118,637.11

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Solution

The fourth proportional to 219,239.11, 302,550.89 and 118,637.11 is: 163,719.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,239.11 : 302,550.89 = 118,637.11 : x
  2. Step 2: Convert to fraction form
    219,239.11/302,550.89 = 118,637.11/x
  3. Step 3: Cross multiply
    219,239.11x = 302,550.89 × 118,637.11
  4. Step 4: Simplify right side
    219,239.11x = 35,893,762,624.34
  5. Step 5: Solve for x
    x = 35,893,762,624.34/219,239.11
  6. Step 6: Final answer
    x = 163,719.71

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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.