Home / 106,801.77-147,365.10-59,045.88

Finding the Fourth Proportional to 106,801.77, 147,365.10 and 59,045.88

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Solution

The fourth proportional to 106,801.77, 147,365.10 and 59,045.88 is: 81,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,801.77 : 147,365.10 = 59,045.88 : x
  2. Step 2: Convert to fraction form
    106,801.77/147,365.10 = 59,045.88/x
  3. Step 3: Cross multiply
    106,801.77x = 147,365.10 × 59,045.88
  4. Step 4: Simplify right side
    106,801.77x = 8,701,302,010.79
  5. Step 5: Solve for x
    x = 8,701,302,010.79/106,801.77
  6. Step 6: Final answer
    x = 81,471.52

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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.