Home / 61,386.80-92,096.24-19,268.21

Finding the Fourth Proportional to 61,386.80, 92,096.24 and 19,268.21

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Solution

The fourth proportional to 61,386.80, 92,096.24 and 19,268.21 is: 28,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,386.80 : 92,096.24 = 19,268.21 : x
  2. Step 2: Convert to fraction form
    61,386.80/92,096.24 = 19,268.21/x
  3. Step 3: Cross multiply
    61,386.80x = 92,096.24 × 19,268.21
  4. Step 4: Simplify right side
    61,386.80x = 1,774,529,826.43
  5. Step 5: Solve for x
    x = 1,774,529,826.43/61,386.80
  6. Step 6: Final answer
    x = 28,907.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.