Home / 163,576.15-225,746.98-99,925.94

Finding the Fourth Proportional to 163,576.15, 225,746.98 and 99,925.94

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Solution

The fourth proportional to 163,576.15, 225,746.98 and 99,925.94 is: 137,905.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,576.15 : 225,746.98 = 99,925.94 : x
  2. Step 2: Convert to fraction form
    163,576.15/225,746.98 = 99,925.94/x
  3. Step 3: Cross multiply
    163,576.15x = 225,746.98 × 99,925.94
  4. Step 4: Simplify right side
    163,576.15x = 22,557,979,493.21
  5. Step 5: Solve for x
    x = 22,557,979,493.21/163,576.15
  6. Step 6: Final answer
    x = 137,905.07

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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.