Home / 92,555.36-127,725.28-54,830.24

Finding the Fourth Proportional to 92,555.36, 127,725.28 and 54,830.24

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Solution

The fourth proportional to 92,555.36, 127,725.28 and 54,830.24 is: 75,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,555.36 : 127,725.28 = 54,830.24 : x
  2. Step 2: Convert to fraction form
    92,555.36/127,725.28 = 54,830.24/x
  3. Step 3: Cross multiply
    92,555.36x = 127,725.28 × 54,830.24
  4. Step 4: Simplify right side
    92,555.36x = 7,003,207,756.47
  5. Step 5: Solve for x
    x = 7,003,207,756.47/92,555.36
  6. Step 6: Final answer
    x = 75,665.07

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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.