Home / 170,637.78-235,479.86-94,156.81

Finding the Fourth Proportional to 170,637.78, 235,479.86 and 94,156.81

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Solution

The fourth proportional to 170,637.78, 235,479.86 and 94,156.81 is: 129,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,637.78 : 235,479.86 = 94,156.81 : x
  2. Step 2: Convert to fraction form
    170,637.78/235,479.86 = 94,156.81/x
  3. Step 3: Cross multiply
    170,637.78x = 235,479.86 × 94,156.81
  4. Step 4: Simplify right side
    170,637.78x = 22,172,033,005.46
  5. Step 5: Solve for x
    x = 22,172,033,005.46/170,637.78
  6. Step 6: Final answer
    x = 129,936.25

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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.