Home / 106,417.02-159,674.40-39,862.56

Finding the Fourth Proportional to 106,417.02, 159,674.40 and 39,862.56

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Solution

The fourth proportional to 106,417.02, 159,674.40 and 39,862.56 is: 59,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,417.02 : 159,674.40 = 39,862.56 : x
  2. Step 2: Convert to fraction form
    106,417.02/159,674.40 = 39,862.56/x
  3. Step 3: Cross multiply
    106,417.02x = 159,674.40 × 39,862.56
  4. Step 4: Simplify right side
    106,417.02x = 6,365,030,350.46
  5. Step 5: Solve for x
    x = 6,365,030,350.46/106,417.02
  6. Step 6: Final answer
    x = 59,812.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.