Home / 130,582.02-180,258.30-88,197.96

Finding the Fourth Proportional to 130,582.02, 180,258.30 and 88,197.96

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Solution

The fourth proportional to 130,582.02, 180,258.30 and 88,197.96 is: 121,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,582.02 : 180,258.30 = 88,197.96 : x
  2. Step 2: Convert to fraction form
    130,582.02/180,258.30 = 88,197.96/x
  3. Step 3: Cross multiply
    130,582.02x = 180,258.30 × 88,197.96
  4. Step 4: Simplify right side
    130,582.02x = 15,898,414,333.07
  5. Step 5: Solve for x
    x = 15,898,414,333.07/130,582.02
  6. Step 6: Final answer
    x = 121,750.41

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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.