Home / 212,875.14-293,769.69-117,385.26

Finding the Fourth Proportional to 212,875.14, 293,769.69 and 117,385.26

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Solution

The fourth proportional to 212,875.14, 293,769.69 and 117,385.26 is: 161,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,875.14 : 293,769.69 = 117,385.26 : x
  2. Step 2: Convert to fraction form
    212,875.14/293,769.69 = 117,385.26/x
  3. Step 3: Cross multiply
    212,875.14x = 293,769.69 × 117,385.26
  4. Step 4: Simplify right side
    212,875.14x = 34,484,231,440.77
  5. Step 5: Solve for x
    x = 34,484,231,440.77/212,875.14
  6. Step 6: Final answer
    x = 161,992.76

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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.