Home / 106,784.02-147,365.02-59,040.44

Finding the Fourth Proportional to 106,784.02, 147,365.02 and 59,040.44

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Solution

The fourth proportional to 106,784.02, 147,365.02 and 59,040.44 is: 81,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,784.02 : 147,365.02 = 59,040.44 : x
  2. Step 2: Convert to fraction form
    106,784.02/147,365.02 = 59,040.44/x
  3. Step 3: Cross multiply
    106,784.02x = 147,365.02 × 59,040.44
  4. Step 4: Simplify right side
    106,784.02x = 8,700,495,621.41
  5. Step 5: Solve for x
    x = 8,700,495,621.41/106,784.02
  6. Step 6: Final answer
    x = 81,477.51

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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.