Home / 106,785.02-147,350.13-59,039.30

Finding the Fourth Proportional to 106,785.02, 147,350.13 and 59,039.30

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Solution

The fourth proportional to 106,785.02, 147,350.13 and 59,039.30 is: 81,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,785.02 : 147,350.13 = 59,039.30 : x
  2. Step 2: Convert to fraction form
    106,785.02/147,350.13 = 59,039.30/x
  3. Step 3: Cross multiply
    106,785.02x = 147,350.13 × 59,039.30
  4. Step 4: Simplify right side
    106,785.02x = 8,699,448,530.11
  5. Step 5: Solve for x
    x = 8,699,448,530.11/106,785.02
  6. Step 6: Final answer
    x = 81,466.94

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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.