Home / 112,044.51-167,939.65-69,943.40

Finding the Fourth Proportional to 112,044.51, 167,939.65 and 69,943.40

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Solution

The fourth proportional to 112,044.51, 167,939.65 and 69,943.40 is: 104,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,044.51 : 167,939.65 = 69,943.40 : x
  2. Step 2: Convert to fraction form
    112,044.51/167,939.65 = 69,943.40/x
  3. Step 3: Cross multiply
    112,044.51x = 167,939.65 × 69,943.40
  4. Step 4: Simplify right side
    112,044.51x = 11,746,269,276.11
  5. Step 5: Solve for x
    x = 11,746,269,276.11/112,044.51
  6. Step 6: Final answer
    x = 104,835.74

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1.5x scale

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.