Home / 179,058.40-247,121.60-102,602.25

Finding the Fourth Proportional to 179,058.40, 247,121.60 and 102,602.25

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Solution

The fourth proportional to 179,058.40, 247,121.60 and 102,602.25 is: 141,603.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,058.40 : 247,121.60 = 102,602.25 : x
  2. Step 2: Convert to fraction form
    179,058.40/247,121.60 = 102,602.25/x
  3. Step 3: Cross multiply
    179,058.40x = 247,121.60 × 102,602.25
  4. Step 4: Simplify right side
    179,058.40x = 25,355,232,637.91
  5. Step 5: Solve for x
    x = 25,355,232,637.91/179,058.40
  6. Step 6: Final answer
    x = 141,603.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.