Home / 185,646.02-256,192.01-100,763.09

Finding the Fourth Proportional to 185,646.02, 256,192.01 and 100,763.09

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Solution

The fourth proportional to 185,646.02, 256,192.01 and 100,763.09 is: 139,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,646.02 : 256,192.01 = 100,763.09 : x
  2. Step 2: Convert to fraction form
    185,646.02/256,192.01 = 100,763.09/x
  3. Step 3: Cross multiply
    185,646.02x = 256,192.01 × 100,763.09
  4. Step 4: Simplify right side
    185,646.02x = 25,814,696,776.14
  5. Step 5: Solve for x
    x = 25,814,696,776.14/185,646.02
  6. Step 6: Final answer
    x = 139,053.33

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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.