Home / 212,503.50-293,247.95-117,007.74

Finding the Fourth Proportional to 212,503.50, 293,247.95 and 117,007.74

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Solution

The fourth proportional to 212,503.50, 293,247.95 and 117,007.74 is: 161,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,503.50 : 293,247.95 = 117,007.74 : x
  2. Step 2: Convert to fraction form
    212,503.50/293,247.95 = 117,007.74/x
  3. Step 3: Cross multiply
    212,503.50x = 293,247.95 × 117,007.74
  4. Step 4: Simplify right side
    212,503.50x = 34,312,279,304.09
  5. Step 5: Solve for x
    x = 34,312,279,304.09/212,503.50
  6. Step 6: Final answer
    x = 161,466.89

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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.