Home / 117,732.40-176,671.68-47,612.32

Finding the Fourth Proportional to 117,732.40, 176,671.68 and 47,612.32

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Solution

The fourth proportional to 117,732.40, 176,671.68 and 47,612.32 is: 71,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,732.40 : 176,671.68 = 47,612.32 : x
  2. Step 2: Convert to fraction form
    117,732.40/176,671.68 = 47,612.32/x
  3. Step 3: Cross multiply
    117,732.40x = 176,671.68 × 47,612.32
  4. Step 4: Simplify right side
    117,732.40x = 8,411,748,563.10
  5. Step 5: Solve for x
    x = 8,411,748,563.10/117,732.40
  6. Step 6: Final answer
    x = 71,448.03

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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.