Home / 102,429.16-153,643.74-32,313.94

Finding the Fourth Proportional to 102,429.16, 153,643.74 and 32,313.94

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Solution

The fourth proportional to 102,429.16, 153,643.74 and 32,313.94 is: 48,470.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,429.16 : 153,643.74 = 32,313.94 : x
  2. Step 2: Convert to fraction form
    102,429.16/153,643.74 = 32,313.94/x
  3. Step 3: Cross multiply
    102,429.16x = 153,643.74 × 32,313.94
  4. Step 4: Simplify right side
    102,429.16x = 4,964,834,090.45
  5. Step 5: Solve for x
    x = 4,964,834,090.45/102,429.16
  6. Step 6: Final answer
    x = 48,470.91

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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.