Home / 106,807.12-147,390.91-59,058.84

Finding the Fourth Proportional to 106,807.12, 147,390.91 and 59,058.84

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Solution

The fourth proportional to 106,807.12, 147,390.91 and 59,058.84 is: 81,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,807.12 : 147,390.91 = 59,058.84 : x
  2. Step 2: Convert to fraction form
    106,807.12/147,390.91 = 59,058.84/x
  3. Step 3: Cross multiply
    106,807.12x = 147,390.91 × 59,058.84
  4. Step 4: Simplify right side
    106,807.12x = 8,704,736,134.55
  5. Step 5: Solve for x
    x = 8,704,736,134.55/106,807.12
  6. Step 6: Final answer
    x = 81,499.58

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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.