Home / 102,444.85-153,579.63-39,310.28

Finding the Fourth Proportional to 102,444.85, 153,579.63 and 39,310.28

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Solution

The fourth proportional to 102,444.85, 153,579.63 and 39,310.28 is: 58,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,444.85 : 153,579.63 = 39,310.28 : x
  2. Step 2: Convert to fraction form
    102,444.85/153,579.63 = 39,310.28/x
  3. Step 3: Cross multiply
    102,444.85x = 153,579.63 × 39,310.28
  4. Step 4: Simplify right side
    102,444.85x = 6,037,258,159.32
  5. Step 5: Solve for x
    x = 6,037,258,159.32/102,444.85
  6. Step 6: Final answer
    x = 58,931.79

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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.