Home / 102,063.74-153,113.97-42,058.81

Finding the Fourth Proportional to 102,063.74, 153,113.97 and 42,058.81

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Solution

The fourth proportional to 102,063.74, 153,113.97 and 42,058.81 is: 63,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,063.74 : 153,113.97 = 42,058.81 : x
  2. Step 2: Convert to fraction form
    102,063.74/153,113.97 = 42,058.81/x
  3. Step 3: Cross multiply
    102,063.74x = 153,113.97 × 42,058.81
  4. Step 4: Simplify right side
    102,063.74x = 6,439,790,607.01
  5. Step 5: Solve for x
    x = 6,439,790,607.01/102,063.74
  6. Step 6: Final answer
    x = 63,095.77

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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.