Home / 61,870.09-92,685.55-36,930.01

Finding the Fourth Proportional to 61,870.09, 92,685.55 and 36,930.01

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Solution

The fourth proportional to 61,870.09, 92,685.55 and 36,930.01 is: 55,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,870.09 : 92,685.55 = 36,930.01 : x
  2. Step 2: Convert to fraction form
    61,870.09/92,685.55 = 36,930.01/x
  3. Step 3: Cross multiply
    61,870.09x = 92,685.55 × 36,930.01
  4. Step 4: Simplify right side
    61,870.09x = 3,422,878,288.36
  5. Step 5: Solve for x
    x = 3,422,878,288.36/61,870.09
  6. Step 6: Final answer
    x = 55,323.64

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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.