Home / 106,984.60-147,637.02-59,237.80

Finding the Fourth Proportional to 106,984.60, 147,637.02 and 59,237.80

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Solution

The fourth proportional to 106,984.60, 147,637.02 and 59,237.80 is: 81,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,984.60 : 147,637.02 = 59,237.80 : x
  2. Step 2: Convert to fraction form
    106,984.60/147,637.02 = 59,237.80/x
  3. Step 3: Cross multiply
    106,984.60x = 147,637.02 × 59,237.80
  4. Step 4: Simplify right side
    106,984.60x = 8,745,692,263.36
  5. Step 5: Solve for x
    x = 8,745,692,263.36/106,984.60
  6. Step 6: Final answer
    x = 81,747.21

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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.