Home / 102,435.72-153,653.58-32,322.12

Finding the Fourth Proportional to 102,435.72, 153,653.58 and 32,322.12

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Solution

The fourth proportional to 102,435.72, 153,653.58 and 32,322.12 is: 48,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,435.72 : 153,653.58 = 32,322.12 : x
  2. Step 2: Convert to fraction form
    102,435.72/153,653.58 = 32,322.12/x
  3. Step 3: Cross multiply
    102,435.72x = 153,653.58 × 32,322.12
  4. Step 4: Simplify right side
    102,435.72x = 4,966,409,451.19
  5. Step 5: Solve for x
    x = 4,966,409,451.19/102,435.72
  6. Step 6: Final answer
    x = 48,483.18

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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.