Home / 96,039.51-132,521.71-55,752.81

Finding the Fourth Proportional to 96,039.51, 132,521.71 and 55,752.81

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Solution

The fourth proportional to 96,039.51, 132,521.71 and 55,752.81 is: 76,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,039.51 : 132,521.71 = 55,752.81 : x
  2. Step 2: Convert to fraction form
    96,039.51/132,521.71 = 55,752.81/x
  3. Step 3: Cross multiply
    96,039.51x = 132,521.71 × 55,752.81
  4. Step 4: Simplify right side
    96,039.51x = 7,388,457,718.51
  5. Step 5: Solve for x
    x = 7,388,457,718.51/96,039.51
  6. Step 6: Final answer
    x = 76,931.44

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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.