Home / 187,424.16-258,752.28-123,946.08

Finding the Fourth Proportional to 187,424.16, 258,752.28 and 123,946.08

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Solution

The fourth proportional to 187,424.16, 258,752.28 and 123,946.08 is: 171,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,424.16 : 258,752.28 = 123,946.08 : x
  2. Step 2: Convert to fraction form
    187,424.16/258,752.28 = 123,946.08/x
  3. Step 3: Cross multiply
    187,424.16x = 258,752.28 × 123,946.08
  4. Step 4: Simplify right side
    187,424.16x = 32,071,330,797.06
  5. Step 5: Solve for x
    x = 32,071,330,797.06/187,424.16
  6. Step 6: Final answer
    x = 171,116.31

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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.