Home / 108,285.36-149,434.86-60,541.32

Finding the Fourth Proportional to 108,285.36, 149,434.86 and 60,541.32

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Solution

The fourth proportional to 108,285.36, 149,434.86 and 60,541.32 is: 83,547.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,285.36 : 149,434.86 = 60,541.32 : x
  2. Step 2: Convert to fraction form
    108,285.36/149,434.86 = 60,541.32/x
  3. Step 3: Cross multiply
    108,285.36x = 149,434.86 × 60,541.32
  4. Step 4: Simplify right side
    108,285.36x = 9,046,983,678.42
  5. Step 5: Solve for x
    x = 9,046,983,678.42/108,285.36
  6. Step 6: Final answer
    x = 83,547.62

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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.