Home / 108,878.23-150,248.06-61,133.59

Finding the Fourth Proportional to 108,878.23, 150,248.06 and 61,133.59

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Solution

The fourth proportional to 108,878.23, 150,248.06 and 61,133.59 is: 84,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,878.23 : 150,248.06 = 61,133.59 : x
  2. Step 2: Convert to fraction form
    108,878.23/150,248.06 = 61,133.59/x
  3. Step 3: Cross multiply
    108,878.23x = 150,248.06 × 61,133.59
  4. Step 4: Simplify right side
    108,878.23x = 9,185,203,298.34
  5. Step 5: Solve for x
    x = 9,185,203,298.34/108,878.23
  6. Step 6: Final answer
    x = 84,362.17

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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.