Home / 98,514.74-135,955.59-56,086.94

Finding the Fourth Proportional to 98,514.74, 135,955.59 and 56,086.94

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Solution

The fourth proportional to 98,514.74, 135,955.59 and 56,086.94 is: 77,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,514.74 : 135,955.59 = 56,086.94 : x
  2. Step 2: Convert to fraction form
    98,514.74/135,955.59 = 56,086.94/x
  3. Step 3: Cross multiply
    98,514.74x = 135,955.59 × 56,086.94
  4. Step 4: Simplify right side
    98,514.74x = 7,625,333,018.99
  5. Step 5: Solve for x
    x = 7,625,333,018.99/98,514.74
  6. Step 6: Final answer
    x = 77,402.97

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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.