Home / 212,345.40-293,029.20-116,849.64

Finding the Fourth Proportional to 212,345.40, 293,029.20 and 116,849.64

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Solution

The fourth proportional to 212,345.40, 293,029.20 and 116,849.64 is: 161,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,345.40 : 293,029.20 = 116,849.64 : x
  2. Step 2: Convert to fraction form
    212,345.40/293,029.20 = 116,849.64/x
  3. Step 3: Cross multiply
    212,345.40x = 293,029.20 × 116,849.64
  4. Step 4: Simplify right side
    212,345.40x = 34,240,356,529.49
  5. Step 5: Solve for x
    x = 34,240,356,529.49/212,345.40
  6. Step 6: Final answer
    x = 161,248.40

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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.