Home / 124,377.12-171,640.62-70,662.24

Finding the Fourth Proportional to 124,377.12, 171,640.62 and 70,662.24

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Solution

The fourth proportional to 124,377.12, 171,640.62 and 70,662.24 is: 97,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,377.12 : 171,640.62 = 70,662.24 : x
  2. Step 2: Convert to fraction form
    124,377.12/171,640.62 = 70,662.24/x
  3. Step 3: Cross multiply
    124,377.12x = 171,640.62 × 70,662.24
  4. Step 4: Simplify right side
    124,377.12x = 12,128,510,684.19
  5. Step 5: Solve for x
    x = 12,128,510,684.19/124,377.12
  6. Step 6: Final answer
    x = 97,514.00

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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.