Home / 53,977.95-74,489.90-30,106.17

Finding the Fourth Proportional to 53,977.95, 74,489.90 and 30,106.17

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Solution

The fourth proportional to 53,977.95, 74,489.90 and 30,106.17 is: 41,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.95 : 74,489.90 = 30,106.17 : x
  2. Step 2: Convert to fraction form
    53,977.95/74,489.90 = 30,106.17/x
  3. Step 3: Cross multiply
    53,977.95x = 74,489.90 × 30,106.17
  4. Step 4: Simplify right side
    53,977.95x = 2,242,605,442.15
  5. Step 5: Solve for x
    x = 2,242,605,442.15/53,977.95
  6. Step 6: Final answer
    x = 41,546.70

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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.