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Finding the Fourth Proportional to 169,557.79, 233,976.90 and 93,064.74

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Solution

The fourth proportional to 169,557.79, 233,976.90 and 93,064.74 is: 128,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,557.79 : 233,976.90 = 93,064.74 : x
  2. Step 2: Convert to fraction form
    169,557.79/233,976.90 = 93,064.74/x
  3. Step 3: Cross multiply
    169,557.79x = 233,976.90 × 93,064.74
  4. Step 4: Simplify right side
    169,557.79x = 21,774,999,364.51
  5. Step 5: Solve for x
    x = 21,774,999,364.51/169,557.79
  6. Step 6: Final answer
    x = 128,422.29

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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.