Home / 93,707.48-129,319.74-53,414.74

Finding the Fourth Proportional to 93,707.48, 129,319.74 and 53,414.74

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Solution

The fourth proportional to 93,707.48, 129,319.74 and 53,414.74 is: 73,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,707.48 : 129,319.74 = 53,414.74 : x
  2. Step 2: Convert to fraction form
    93,707.48/129,319.74 = 53,414.74/x
  3. Step 3: Cross multiply
    93,707.48x = 129,319.74 × 53,414.74
  4. Step 4: Simplify right side
    93,707.48x = 6,907,580,450.62
  5. Step 5: Solve for x
    x = 6,907,580,450.62/93,707.48
  6. Step 6: Final answer
    x = 73,714.29

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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.