Home / 92,221.24-127,274.88-56,435.08

Finding the Fourth Proportional to 92,221.24, 127,274.88 and 56,435.08

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Solution

The fourth proportional to 92,221.24, 127,274.88 and 56,435.08 is: 77,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,221.24 : 127,274.88 = 56,435.08 : x
  2. Step 2: Convert to fraction form
    92,221.24/127,274.88 = 56,435.08/x
  3. Step 3: Cross multiply
    92,221.24x = 127,274.88 × 56,435.08
  4. Step 4: Simplify right side
    92,221.24x = 7,182,768,034.79
  5. Step 5: Solve for x
    x = 7,182,768,034.79/92,221.24
  6. Step 6: Final answer
    x = 77,886.27

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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.