Home / 212,421.52-293,150.04-116,937.08

Finding the Fourth Proportional to 212,421.52, 293,150.04 and 116,937.08

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Solution

The fourth proportional to 212,421.52, 293,150.04 and 116,937.08 is: 161,377.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,421.52 : 293,150.04 = 116,937.08 : x
  2. Step 2: Convert to fraction form
    212,421.52/293,150.04 = 116,937.08/x
  3. Step 3: Cross multiply
    212,421.52x = 293,150.04 × 116,937.08
  4. Step 4: Simplify right side
    212,421.52x = 34,280,109,679.48
  5. Step 5: Solve for x
    x = 34,280,109,679.48/212,421.52
  6. Step 6: Final answer
    x = 161,377.76

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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.