Home / 106,926.63-147,545.81-61,619.46

Finding the Fourth Proportional to 106,926.63, 147,545.81 and 61,619.46

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Solution

The fourth proportional to 106,926.63, 147,545.81 and 61,619.46 is: 85,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,926.63 : 147,545.81 = 61,619.46 : x
  2. Step 2: Convert to fraction form
    106,926.63/147,545.81 = 61,619.46/x
  3. Step 3: Cross multiply
    106,926.63x = 147,545.81 × 61,619.46
  4. Step 4: Simplify right side
    106,926.63x = 9,091,692,829.37
  5. Step 5: Solve for x
    x = 9,091,692,829.37/106,926.63
  6. Step 6: Final answer
    x = 85,027.40

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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.