Home / 112,567.50-168,816-37,670.13

Finding the Fourth Proportional to 112,567.50, 168,816 and 37,670.13

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Solution

The fourth proportional to 112,567.50, 168,816 and 37,670.13 is: 56,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,567.50 : 168,816 = 37,670.13 : x
  2. Step 2: Convert to fraction form
    112,567.50/168,816 = 37,670.13/x
  3. Step 3: Cross multiply
    112,567.50x = 168,816 × 37,670.13
  4. Step 4: Simplify right side
    112,567.50x = 6,359,320,666.08
  5. Step 5: Solve for x
    x = 6,359,320,666.08/112,567.50
  6. Step 6: Final answer
    x = 56,493.40

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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.