Home / 107,501.16-148,338.91-63,886.92

Finding the Fourth Proportional to 107,501.16, 148,338.91 and 63,886.92

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Solution

The fourth proportional to 107,501.16, 148,338.91 and 63,886.92 is: 88,156.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,501.16 : 148,338.91 = 63,886.92 : x
  2. Step 2: Convert to fraction form
    107,501.16/148,338.91 = 63,886.92/x
  3. Step 3: Cross multiply
    107,501.16x = 148,338.91 × 63,886.92
  4. Step 4: Simplify right side
    107,501.16x = 9,476,916,076.06
  5. Step 5: Solve for x
    x = 9,476,916,076.06/107,501.16
  6. Step 6: Final answer
    x = 88,156.41

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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.