Home / 236,913.42-326,714.34-155,119.62

Finding the Fourth Proportional to 236,913.42, 326,714.34 and 155,119.62

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Solution

The fourth proportional to 236,913.42, 326,714.34 and 155,119.62 is: 213,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,913.42 : 326,714.34 = 155,119.62 : x
  2. Step 2: Convert to fraction form
    236,913.42/326,714.34 = 155,119.62/x
  3. Step 3: Cross multiply
    236,913.42x = 326,714.34 × 155,119.62
  4. Step 4: Simplify right side
    236,913.42x = 50,679,804,269.35
  5. Step 5: Solve for x
    x = 50,679,804,269.35/236,913.42
  6. Step 6: Final answer
    x = 213,916.98

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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.