Home / 212,553.60-293,320.40-117,069.18

Finding the Fourth Proportional to 212,553.60, 293,320.40 and 117,069.18

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Solution

The fourth proportional to 212,553.60, 293,320.40 and 117,069.18 is: 161,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,553.60 : 293,320.40 = 117,069.18 : x
  2. Step 2: Convert to fraction form
    212,553.60/293,320.40 = 117,069.18/x
  3. Step 3: Cross multiply
    212,553.60x = 293,320.40 × 117,069.18
  4. Step 4: Simplify right side
    212,553.60x = 34,338,778,705.27
  5. Step 5: Solve for x
    x = 34,338,778,705.27/212,553.60
  6. Step 6: Final answer
    x = 161,553.50

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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.