Home / 106,765.49-147,334.34-59,017.82

Finding the Fourth Proportional to 106,765.49, 147,334.34 and 59,017.82

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Solution

The fourth proportional to 106,765.49, 147,334.34 and 59,017.82 is: 81,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,765.49 : 147,334.34 = 59,017.82 : x
  2. Step 2: Convert to fraction form
    106,765.49/147,334.34 = 59,017.82/x
  3. Step 3: Cross multiply
    106,765.49x = 147,334.34 × 59,017.82
  4. Step 4: Simplify right side
    106,765.49x = 8,695,350,968.81
  5. Step 5: Solve for x
    x = 8,695,350,968.81/106,765.49
  6. Step 6: Final answer
    x = 81,443.46

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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.