Home / 170,411.61-235,157.41-93,931.31

Finding the Fourth Proportional to 170,411.61, 235,157.41 and 93,931.31

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Solution

The fourth proportional to 170,411.61, 235,157.41 and 93,931.31 is: 129,619.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,411.61 : 235,157.41 = 93,931.31 : x
  2. Step 2: Convert to fraction form
    170,411.61/235,157.41 = 93,931.31/x
  3. Step 3: Cross multiply
    170,411.61x = 235,157.41 × 93,931.31
  4. Step 4: Simplify right side
    170,411.61x = 22,088,644,282.81
  5. Step 5: Solve for x
    x = 22,088,644,282.81/170,411.61
  6. Step 6: Final answer
    x = 129,619.36

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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.