Home / 102,294.28-153,349.08-43,133.50

Finding the Fourth Proportional to 102,294.28, 153,349.08 and 43,133.50

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Solution

The fourth proportional to 102,294.28, 153,349.08 and 43,133.50 is: 64,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,294.28 : 153,349.08 = 43,133.50 : x
  2. Step 2: Convert to fraction form
    102,294.28/153,349.08 = 43,133.50/x
  3. Step 3: Cross multiply
    102,294.28x = 153,349.08 × 43,133.50
  4. Step 4: Simplify right side
    102,294.28x = 6,614,482,542.18
  5. Step 5: Solve for x
    x = 6,614,482,542.18/102,294.28
  6. Step 6: Final answer
    x = 64,661.31

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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.