Home / 185,891.16-256,531.37-101,008.23

Finding the Fourth Proportional to 185,891.16, 256,531.37 and 101,008.23

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Solution

The fourth proportional to 185,891.16, 256,531.37 and 101,008.23 is: 139,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,891.16 : 256,531.37 = 101,008.23 : x
  2. Step 2: Convert to fraction form
    185,891.16/256,531.37 = 101,008.23/x
  3. Step 3: Cross multiply
    185,891.16x = 256,531.37 × 101,008.23
  4. Step 4: Simplify right side
    185,891.16x = 25,911,779,118.13
  5. Step 5: Solve for x
    x = 25,911,779,118.13/185,891.16
  6. Step 6: Final answer
    x = 139,392.21

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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.