Home / 112,445.10-168,643.35-49,265.10

Finding the Fourth Proportional to 112,445.10, 168,643.35 and 49,265.10

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Solution

The fourth proportional to 112,445.10, 168,643.35 and 49,265.10 is: 73,887.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,445.10 : 168,643.35 = 49,265.10 : x
  2. Step 2: Convert to fraction form
    112,445.10/168,643.35 = 49,265.10/x
  3. Step 3: Cross multiply
    112,445.10x = 168,643.35 × 49,265.10
  4. Step 4: Simplify right side
    112,445.10x = 8,308,231,502.09
  5. Step 5: Solve for x
    x = 8,308,231,502.09/112,445.10
  6. Step 6: Final answer
    x = 73,887.00

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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.