Home / 130,001.30-179,485.17-106,185.14

Finding the Fourth Proportional to 130,001.30, 179,485.17 and 106,185.14

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Solution

The fourth proportional to 130,001.30, 179,485.17 and 106,185.14 is: 146,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,001.30 : 179,485.17 = 106,185.14 : x
  2. Step 2: Convert to fraction form
    130,001.30/179,485.17 = 106,185.14/x
  3. Step 3: Cross multiply
    130,001.30x = 179,485.17 × 106,185.14
  4. Step 4: Simplify right side
    130,001.30x = 19,058,657,904.37
  5. Step 5: Solve for x
    x = 19,058,657,904.37/130,001.30
  6. Step 6: Final answer
    x = 146,603.59

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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.