Home / 114,385.16-157,714.26-98,442.20

Finding the Fourth Proportional to 114,385.16, 157,714.26 and 98,442.20

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Solution

The fourth proportional to 114,385.16, 157,714.26 and 98,442.20 is: 135,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,385.16 : 157,714.26 = 98,442.20 : x
  2. Step 2: Convert to fraction form
    114,385.16/157,714.26 = 98,442.20/x
  3. Step 3: Cross multiply
    114,385.16x = 157,714.26 × 98,442.20
  4. Step 4: Simplify right side
    114,385.16x = 15,525,738,725.77
  5. Step 5: Solve for x
    x = 15,525,738,725.77/114,385.16
  6. Step 6: Final answer
    x = 135,732.11

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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.