Home / 30,746.18-46,130.40-10,758.62

Finding the Fourth Proportional to 30,746.18, 46,130.40 and 10,758.62

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Solution

The fourth proportional to 30,746.18, 46,130.40 and 10,758.62 is: 16,141.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,746.18 : 46,130.40 = 10,758.62 : x
  2. Step 2: Convert to fraction form
    30,746.18/46,130.40 = 10,758.62/x
  3. Step 3: Cross multiply
    30,746.18x = 46,130.40 × 10,758.62
  4. Step 4: Simplify right side
    30,746.18x = 496,299,213.40
  5. Step 5: Solve for x
    x = 496,299,213.40/30,746.18
  6. Step 6: Final answer
    x = 16,141.82

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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.