Home / 132,530.02-182,887.25-72,099.12

Finding the Fourth Proportional to 132,530.02, 182,887.25 and 72,099.12

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Solution

The fourth proportional to 132,530.02, 182,887.25 and 72,099.12 is: 99,494.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530.02 : 182,887.25 = 72,099.12 : x
  2. Step 2: Convert to fraction form
    132,530.02/182,887.25 = 72,099.12/x
  3. Step 3: Cross multiply
    132,530.02x = 182,887.25 × 72,099.12
  4. Step 4: Simplify right side
    132,530.02x = 13,186,009,964.47
  5. Step 5: Solve for x
    x = 13,186,009,964.47/132,530.02
  6. Step 6: Final answer
    x = 99,494.52

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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.