Home / 49,971.48-74,931.75-16,679.58

Finding the Fourth Proportional to 49,971.48, 74,931.75 and 16,679.58

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Solution

The fourth proportional to 49,971.48, 74,931.75 and 16,679.58 is: 25,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,971.48 : 74,931.75 = 16,679.58 : x
  2. Step 2: Convert to fraction form
    49,971.48/74,931.75 = 16,679.58/x
  3. Step 3: Cross multiply
    49,971.48x = 74,931.75 × 16,679.58
  4. Step 4: Simplify right side
    49,971.48x = 1,249,830,118.67
  5. Step 5: Solve for x
    x = 1,249,830,118.67/49,971.48
  6. Step 6: Final answer
    x = 25,010.87

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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.