Home / 147,877.13-204,070.44-84,220.85

Finding the Fourth Proportional to 147,877.13, 204,070.44 and 84,220.85

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Solution

The fourth proportional to 147,877.13, 204,070.44 and 84,220.85 is: 116,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,877.13 : 204,070.44 = 84,220.85 : x
  2. Step 2: Convert to fraction form
    147,877.13/204,070.44 = 84,220.85/x
  3. Step 3: Cross multiply
    147,877.13x = 204,070.44 × 84,220.85
  4. Step 4: Simplify right side
    147,877.13x = 17,186,984,896.32
  5. Step 5: Solve for x
    x = 17,186,984,896.32/147,877.13
  6. Step 6: Final answer
    x = 116,224.77

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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.