Home / 107,176.19-147,904.45-59,430.33

Finding the Fourth Proportional to 107,176.19, 147,904.45 and 59,430.33

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Solution

The fourth proportional to 107,176.19, 147,904.45 and 59,430.33 is: 82,014.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,176.19 : 147,904.45 = 59,430.33 : x
  2. Step 2: Convert to fraction form
    107,176.19/147,904.45 = 59,430.33/x
  3. Step 3: Cross multiply
    107,176.19x = 147,904.45 × 59,430.33
  4. Step 4: Simplify right side
    107,176.19x = 8,790,010,123.39
  5. Step 5: Solve for x
    x = 8,790,010,123.39/107,176.19
  6. Step 6: Final answer
    x = 82,014.58

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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.