Home / 98,955.54-136,558.04-56,514.24

Finding the Fourth Proportional to 98,955.54, 136,558.04 and 56,514.24

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Solution

The fourth proportional to 98,955.54, 136,558.04 and 56,514.24 is: 77,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,955.54 : 136,558.04 = 56,514.24 : x
  2. Step 2: Convert to fraction form
    98,955.54/136,558.04 = 56,514.24/x
  3. Step 3: Cross multiply
    98,955.54x = 136,558.04 × 56,514.24
  4. Step 4: Simplify right side
    98,955.54x = 7,717,473,563.92
  5. Step 5: Solve for x
    x = 7,717,473,563.92/98,955.54
  6. Step 6: Final answer
    x = 77,989.30

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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.