Home / 106,806.64-147,390.24-59,058.40

Finding the Fourth Proportional to 106,806.64, 147,390.24 and 59,058.40

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Solution

The fourth proportional to 106,806.64, 147,390.24 and 59,058.40 is: 81,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,806.64 : 147,390.24 = 59,058.40 : x
  2. Step 2: Convert to fraction form
    106,806.64/147,390.24 = 59,058.40/x
  3. Step 3: Cross multiply
    106,806.64x = 147,390.24 × 59,058.40
  4. Step 4: Simplify right side
    106,806.64x = 8,704,631,750.02
  5. Step 5: Solve for x
    x = 8,704,631,750.02/106,806.64
  6. Step 6: Final answer
    x = 81,498.98

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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.