Home / 106,564.13-147,048.02-58,814.40

Finding the Fourth Proportional to 106,564.13, 147,048.02 and 58,814.40

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Solution

The fourth proportional to 106,564.13, 147,048.02 and 58,814.40 is: 81,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,564.13 : 147,048.02 = 58,814.40 : x
  2. Step 2: Convert to fraction form
    106,564.13/147,048.02 = 58,814.40/x
  3. Step 3: Cross multiply
    106,564.13x = 147,048.02 × 58,814.40
  4. Step 4: Simplify right side
    106,564.13x = 8,648,541,067.49
  5. Step 5: Solve for x
    x = 8,648,541,067.49/106,564.13
  6. Step 6: Final answer
    x = 81,158.09

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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.