Home / 108,763.18-163,156.04-37,685.68

Finding the Fourth Proportional to 108,763.18, 163,156.04 and 37,685.68

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Solution

The fourth proportional to 108,763.18, 163,156.04 and 37,685.68 is: 56,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,763.18 : 163,156.04 = 37,685.68 : x
  2. Step 2: Convert to fraction form
    108,763.18/163,156.04 = 37,685.68/x
  3. Step 3: Cross multiply
    108,763.18x = 163,156.04 × 37,685.68
  4. Step 4: Simplify right side
    108,763.18x = 6,148,646,313.51
  5. Step 5: Solve for x
    x = 6,148,646,313.51/108,763.18
  6. Step 6: Final answer
    x = 56,532.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.