Home / 103,031.64-154,529.19-46,858.59

Finding the Fourth Proportional to 103,031.64, 154,529.19 and 46,858.59

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Solution

The fourth proportional to 103,031.64, 154,529.19 and 46,858.59 is: 70,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,031.64 : 154,529.19 = 46,858.59 : x
  2. Step 2: Convert to fraction form
    103,031.64/154,529.19 = 46,858.59/x
  3. Step 3: Cross multiply
    103,031.64x = 154,529.19 × 46,858.59
  4. Step 4: Simplify right side
    103,031.64x = 7,241,019,957.24
  5. Step 5: Solve for x
    x = 7,241,019,957.24/103,031.64
  6. Step 6: Final answer
    x = 70,279.58

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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.