Home / 37,184.18-51,313.53-20,417.06

Finding the Fourth Proportional to 37,184.18, 51,313.53 and 20,417.06

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Solution

The fourth proportional to 37,184.18, 51,313.53 and 20,417.06 is: 28,175.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,184.18 : 51,313.53 = 20,417.06 : x
  2. Step 2: Convert to fraction form
    37,184.18/51,313.53 = 20,417.06/x
  3. Step 3: Cross multiply
    37,184.18x = 51,313.53 × 20,417.06
  4. Step 4: Simplify right side
    37,184.18x = 1,047,671,420.82
  5. Step 5: Solve for x
    x = 1,047,671,420.82/37,184.18
  6. Step 6: Final answer
    x = 28,175.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.