Home / 153,126.05-211,257.92-92,674.67

Finding the Fourth Proportional to 153,126.05, 211,257.92 and 92,674.67

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Solution

The fourth proportional to 153,126.05, 211,257.92 and 92,674.67 is: 127,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,126.05 : 211,257.92 = 92,674.67 : x
  2. Step 2: Convert to fraction form
    153,126.05/211,257.92 = 92,674.67/x
  3. Step 3: Cross multiply
    153,126.05x = 211,257.92 × 92,674.67
  4. Step 4: Simplify right side
    153,126.05x = 19,578,257,196.28
  5. Step 5: Solve for x
    x = 19,578,257,196.28/153,126.05
  6. Step 6: Final answer
    x = 127,857.13

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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.