Home / 49,457.76-74,186.64-12,017.52

Finding the Fourth Proportional to 49,457.76, 74,186.64 and 12,017.52

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Solution

The fourth proportional to 49,457.76, 74,186.64 and 12,017.52 is: 18,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,457.76 : 74,186.64 = 12,017.52 : x
  2. Step 2: Convert to fraction form
    49,457.76/74,186.64 = 12,017.52/x
  3. Step 3: Cross multiply
    49,457.76x = 74,186.64 × 12,017.52
  4. Step 4: Simplify right side
    49,457.76x = 891,539,429.93
  5. Step 5: Solve for x
    x = 891,539,429.93/49,457.76
  6. Step 6: Final answer
    x = 18,026.28

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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.