Home / 99,416.52-137,195.51-54,094.91

Finding the Fourth Proportional to 99,416.52, 137,195.51 and 54,094.91

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Solution

The fourth proportional to 99,416.52, 137,195.51 and 54,094.91 is: 74,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,416.52 : 137,195.51 = 54,094.91 : x
  2. Step 2: Convert to fraction form
    99,416.52/137,195.51 = 54,094.91/x
  3. Step 3: Cross multiply
    99,416.52x = 137,195.51 × 54,094.91
  4. Step 4: Simplify right side
    99,416.52x = 7,421,577,809.40
  5. Step 5: Solve for x
    x = 7,421,577,809.40/99,416.52
  6. Step 6: Final answer
    x = 74,651.35

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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.