Home / 58,977.64-81,468.75-47,124.10

Finding the Fourth Proportional to 58,977.64, 81,468.75 and 47,124.10

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Solution

The fourth proportional to 58,977.64, 81,468.75 and 47,124.10 is: 65,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,977.64 : 81,468.75 = 47,124.10 : x
  2. Step 2: Convert to fraction form
    58,977.64/81,468.75 = 47,124.10/x
  3. Step 3: Cross multiply
    58,977.64x = 81,468.75 × 47,124.10
  4. Step 4: Simplify right side
    58,977.64x = 3,839,141,521.88
  5. Step 5: Solve for x
    x = 3,839,141,521.88/58,977.64
  6. Step 6: Final answer
    x = 65,094.87

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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.