Home / 106,905.36-147,527.19-59,158.68

Finding the Fourth Proportional to 106,905.36, 147,527.19 and 59,158.68

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Solution

The fourth proportional to 106,905.36, 147,527.19 and 59,158.68 is: 81,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,905.36 : 147,527.19 = 59,158.68 : x
  2. Step 2: Convert to fraction form
    106,905.36/147,527.19 = 59,158.68/x
  3. Step 3: Cross multiply
    106,905.36x = 147,527.19 × 59,158.68
  4. Step 4: Simplify right side
    106,905.36x = 8,727,513,824.51
  5. Step 5: Solve for x
    x = 8,727,513,824.51/106,905.36
  6. Step 6: Final answer
    x = 81,637.76

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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.