Home / 108,864.08-163,298.32-29,980.88

Finding the Fourth Proportional to 108,864.08, 163,298.32 and 29,980.88

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Solution

The fourth proportional to 108,864.08, 163,298.32 and 29,980.88 is: 44,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864.08 : 163,298.32 = 29,980.88 : x
  2. Step 2: Convert to fraction form
    108,864.08/163,298.32 = 29,980.88/x
  3. Step 3: Cross multiply
    108,864.08x = 163,298.32 × 29,980.88
  4. Step 4: Simplify right side
    108,864.08x = 4,895,827,336.12
  5. Step 5: Solve for x
    x = 4,895,827,336.12/108,864.08
  6. Step 6: Final answer
    x = 44,971.93

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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.