Home / 106,528.02-147,008.49-58,781.33

Finding the Fourth Proportional to 106,528.02, 147,008.49 and 58,781.33

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Solution

The fourth proportional to 106,528.02, 147,008.49 and 58,781.33 is: 81,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,528.02 : 147,008.49 = 58,781.33 : x
  2. Step 2: Convert to fraction form
    106,528.02/147,008.49 = 58,781.33/x
  3. Step 3: Cross multiply
    106,528.02x = 147,008.49 × 58,781.33
  4. Step 4: Simplify right side
    106,528.02x = 8,641,354,563.49
  5. Step 5: Solve for x
    x = 8,641,354,563.49/106,528.02
  6. Step 6: Final answer
    x = 81,118.14

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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.