Home / 61,345.53-92,018.07-19,228.77

Finding the Fourth Proportional to 61,345.53, 92,018.07 and 19,228.77

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Solution

The fourth proportional to 61,345.53, 92,018.07 and 19,228.77 is: 28,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,345.53 : 92,018.07 = 19,228.77 : x
  2. Step 2: Convert to fraction form
    61,345.53/92,018.07 = 19,228.77/x
  3. Step 3: Cross multiply
    61,345.53x = 92,018.07 × 19,228.77
  4. Step 4: Simplify right side
    61,345.53x = 1,769,394,303.87
  5. Step 5: Solve for x
    x = 1,769,394,303.87/61,345.53
  6. Step 6: Final answer
    x = 28,843.08

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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.