Home / 124,445.36-171,730.32-70,729.44

Finding the Fourth Proportional to 124,445.36, 171,730.32 and 70,729.44

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Solution

The fourth proportional to 124,445.36, 171,730.32 and 70,729.44 is: 97,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,445.36 : 171,730.32 = 70,729.44 : x
  2. Step 2: Convert to fraction form
    124,445.36/171,730.32 = 70,729.44/x
  3. Step 3: Cross multiply
    124,445.36x = 171,730.32 × 70,729.44
  4. Step 4: Simplify right side
    124,445.36x = 12,146,389,364.62
  5. Step 5: Solve for x
    x = 12,146,389,364.62/124,445.36
  6. Step 6: Final answer
    x = 97,604.20

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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.