Home / 55,047.96-75,966.12-29,897.28

Finding the Fourth Proportional to 55,047.96, 75,966.12 and 29,897.28

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Solution

The fourth proportional to 55,047.96, 75,966.12 and 29,897.28 is: 41,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,047.96 : 75,966.12 = 29,897.28 : x
  2. Step 2: Convert to fraction form
    55,047.96/75,966.12 = 29,897.28/x
  3. Step 3: Cross multiply
    55,047.96x = 75,966.12 × 29,897.28
  4. Step 4: Simplify right side
    55,047.96x = 2,271,180,360.15
  5. Step 5: Solve for x
    x = 2,271,180,360.15/55,047.96
  6. Step 6: Final answer
    x = 41,258.21

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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.