Home / 219,118.13-302,383.04-118,516.13

Finding the Fourth Proportional to 219,118.13, 302,383.04 and 118,516.13

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Solution

The fourth proportional to 219,118.13, 302,383.04 and 118,516.13 is: 163,552.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,118.13 : 302,383.04 = 118,516.13 : x
  2. Step 2: Convert to fraction form
    219,118.13/302,383.04 = 118,516.13/x
  3. Step 3: Cross multiply
    219,118.13x = 302,383.04 × 118,516.13
  4. Step 4: Simplify right side
    219,118.13x = 35,837,265,573.94
  5. Step 5: Solve for x
    x = 35,837,265,573.94/219,118.13
  6. Step 6: Final answer
    x = 163,552.26

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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.