Home / 55,002.78-75,903.87-29,852.28

Finding the Fourth Proportional to 55,002.78, 75,903.87 and 29,852.28

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Solution

The fourth proportional to 55,002.78, 75,903.87 and 29,852.28 is: 41,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,002.78 : 75,903.87 = 29,852.28 : x
  2. Step 2: Convert to fraction form
    55,002.78/75,903.87 = 29,852.28/x
  3. Step 3: Cross multiply
    55,002.78x = 75,903.87 × 29,852.28
  4. Step 4: Simplify right side
    55,002.78x = 2,265,903,580.32
  5. Step 5: Solve for x
    x = 2,265,903,580.32/55,002.78
  6. Step 6: Final answer
    x = 41,196.16

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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.