Home / 160,389.36-221,345.19-92,417.01

Finding the Fourth Proportional to 160,389.36, 221,345.19 and 92,417.01

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Solution

The fourth proportional to 160,389.36, 221,345.19 and 92,417.01 is: 127,540.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,389.36 : 221,345.19 = 92,417.01 : x
  2. Step 2: Convert to fraction form
    160,389.36/221,345.19 = 92,417.01/x
  3. Step 3: Cross multiply
    160,389.36x = 221,345.19 × 92,417.01
  4. Step 4: Simplify right side
    160,389.36x = 20,456,060,637.68
  5. Step 5: Solve for x
    x = 20,456,060,637.68/160,389.36
  6. Step 6: Final answer
    x = 127,540.01

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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.