Home / 212,534.69-293,299.79-117,041.76

Finding the Fourth Proportional to 212,534.69, 293,299.79 and 117,041.76

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Solution

The fourth proportional to 212,534.69, 293,299.79 and 117,041.76 is: 161,518.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,534.69 : 293,299.79 = 117,041.76 : x
  2. Step 2: Convert to fraction form
    212,534.69/293,299.79 = 117,041.76/x
  3. Step 3: Cross multiply
    212,534.69x = 293,299.79 × 117,041.76
  4. Step 4: Simplify right side
    212,534.69x = 34,328,323,044.02
  5. Step 5: Solve for x
    x = 34,328,323,044.02/212,534.69
  6. Step 6: Final answer
    x = 161,518.69

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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.