Home / 102,352.76-153,549.96-43,188.32

Finding the Fourth Proportional to 102,352.76, 153,549.96 and 43,188.32

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Solution

The fourth proportional to 102,352.76, 153,549.96 and 43,188.32 is: 64,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,352.76 : 153,549.96 = 43,188.32 : x
  2. Step 2: Convert to fraction form
    102,352.76/153,549.96 = 43,188.32/x
  3. Step 3: Cross multiply
    102,352.76x = 153,549.96 × 43,188.32
  4. Step 4: Simplify right side
    102,352.76x = 6,631,564,808.47
  5. Step 5: Solve for x
    x = 6,631,564,808.47/102,352.76
  6. Step 6: Final answer
    x = 64,791.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.