Home / 49,870.60-74,623.65-36,748.60

Finding the Fourth Proportional to 49,870.60, 74,623.65 and 36,748.60

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Solution

The fourth proportional to 49,870.60, 74,623.65 and 36,748.60 is: 54,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870.60 : 74,623.65 = 36,748.60 : x
  2. Step 2: Convert to fraction form
    49,870.60/74,623.65 = 36,748.60/x
  3. Step 3: Cross multiply
    49,870.60x = 74,623.65 × 36,748.60
  4. Step 4: Simplify right side
    49,870.60x = 2,742,314,664.39
  5. Step 5: Solve for x
    x = 2,742,314,664.39/49,870.60
  6. Step 6: Final answer
    x = 54,988.60

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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.