Home / 106,895.81-147,510.07-59,146.76

Finding the Fourth Proportional to 106,895.81, 147,510.07 and 59,146.76

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Solution

The fourth proportional to 106,895.81, 147,510.07 and 59,146.76 is: 81,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,895.81 : 147,510.07 = 59,146.76 : x
  2. Step 2: Convert to fraction form
    106,895.81/147,510.07 = 59,146.76/x
  3. Step 3: Cross multiply
    106,895.81x = 147,510.07 × 59,146.76
  4. Step 4: Simplify right side
    106,895.81x = 8,724,741,822.46
  5. Step 5: Solve for x
    x = 8,724,741,822.46/106,895.81
  6. Step 6: Final answer
    x = 81,619.12

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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.