Home / 156,804.51-216,280.02-96,408.39

Finding the Fourth Proportional to 156,804.51, 216,280.02 and 96,408.39

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Solution

The fourth proportional to 156,804.51, 216,280.02 and 96,408.39 is: 132,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,804.51 : 216,280.02 = 96,408.39 : x
  2. Step 2: Convert to fraction form
    156,804.51/216,280.02 = 96,408.39/x
  3. Step 3: Cross multiply
    156,804.51x = 216,280.02 × 96,408.39
  4. Step 4: Simplify right side
    156,804.51x = 20,851,208,517.37
  5. Step 5: Solve for x
    x = 20,851,208,517.37/156,804.51
  6. Step 6: Final answer
    x = 132,975.82

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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.