Home / 109,862.01-151,613.65-62,112.51

Finding the Fourth Proportional to 109,862.01, 151,613.65 and 62,112.51

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Solution

The fourth proportional to 109,862.01, 151,613.65 and 62,112.51 is: 85,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,862.01 : 151,613.65 = 62,112.51 : x
  2. Step 2: Convert to fraction form
    109,862.01/151,613.65 = 62,112.51/x
  3. Step 3: Cross multiply
    109,862.01x = 151,613.65 × 62,112.51
  4. Step 4: Simplify right side
    109,862.01x = 9,417,104,351.76
  5. Step 5: Solve for x
    x = 9,417,104,351.76/109,862.01
  6. Step 6: Final answer
    x = 85,717.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.