Home / 99,927.48-149,939.82-47,274.24

Finding the Fourth Proportional to 99,927.48, 149,939.82 and 47,274.24

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Solution

The fourth proportional to 99,927.48, 149,939.82 and 47,274.24 is: 70,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,927.48 : 149,939.82 = 47,274.24 : x
  2. Step 2: Convert to fraction form
    99,927.48/149,939.82 = 47,274.24/x
  3. Step 3: Cross multiply
    99,927.48x = 149,939.82 × 47,274.24
  4. Step 4: Simplify right side
    99,927.48x = 7,088,291,036.24
  5. Step 5: Solve for x
    x = 7,088,291,036.24/99,927.48
  6. Step 6: Final answer
    x = 70,934.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.