Home / 132,912.76-183,417.32-72,483.52

Finding the Fourth Proportional to 132,912.76, 183,417.32 and 72,483.52

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Solution

The fourth proportional to 132,912.76, 183,417.32 and 72,483.52 is: 100,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,912.76 : 183,417.32 = 72,483.52 : x
  2. Step 2: Convert to fraction form
    132,912.76/183,417.32 = 72,483.52/x
  3. Step 3: Cross multiply
    132,912.76x = 183,417.32 × 72,483.52
  4. Step 4: Simplify right side
    132,912.76x = 13,294,732,982.57
  5. Step 5: Solve for x
    x = 13,294,732,982.57/132,912.76
  6. Step 6: Final answer
    x = 100,026.01

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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.