Home / 131,893.28-182,095.80-91,594.16

Finding the Fourth Proportional to 131,893.28, 182,095.80 and 91,594.16

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Solution

The fourth proportional to 131,893.28, 182,095.80 and 91,594.16 is: 126,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,893.28 : 182,095.80 = 91,594.16 : x
  2. Step 2: Convert to fraction form
    131,893.28/182,095.80 = 91,594.16/x
  3. Step 3: Cross multiply
    131,893.28x = 182,095.80 × 91,594.16
  4. Step 4: Simplify right side
    131,893.28x = 16,678,911,840.53
  5. Step 5: Solve for x
    x = 16,678,911,840.53/131,893.28
  6. Step 6: Final answer
    x = 126,457.63

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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.