Home / 132,654.48-183,013.02-84,900.12

Finding the Fourth Proportional to 132,654.48, 183,013.02 and 84,900.12

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Solution

The fourth proportional to 132,654.48, 183,013.02 and 84,900.12 is: 117,130.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,654.48 : 183,013.02 = 84,900.12 : x
  2. Step 2: Convert to fraction form
    132,654.48/183,013.02 = 84,900.12/x
  3. Step 3: Cross multiply
    132,654.48x = 183,013.02 × 84,900.12
  4. Step 4: Simplify right side
    132,654.48x = 15,537,827,359.56
  5. Step 5: Solve for x
    x = 15,537,827,359.56/132,654.48
  6. Step 6: Final answer
    x = 117,130.06

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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.