Home / 51,177.17-70,622.63-28,514.99

Finding the Fourth Proportional to 51,177.17, 70,622.63 and 28,514.99

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Solution

The fourth proportional to 51,177.17, 70,622.63 and 28,514.99 is: 39,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,177.17 : 70,622.63 = 28,514.99 : x
  2. Step 2: Convert to fraction form
    51,177.17/70,622.63 = 28,514.99/x
  3. Step 3: Cross multiply
    51,177.17x = 70,622.63 × 28,514.99
  4. Step 4: Simplify right side
    51,177.17x = 2,013,803,492.28
  5. Step 5: Solve for x
    x = 2,013,803,492.28/51,177.17
  6. Step 6: Final answer
    x = 39,349.65

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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.