Home / 132,851.16-183,332.46-72,424.20

Finding the Fourth Proportional to 132,851.16, 183,332.46 and 72,424.20

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Solution

The fourth proportional to 132,851.16, 183,332.46 and 72,424.20 is: 99,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,851.16 : 183,332.46 = 72,424.20 : x
  2. Step 2: Convert to fraction form
    132,851.16/183,332.46 = 72,424.20/x
  3. Step 3: Cross multiply
    132,851.16x = 183,332.46 × 72,424.20
  4. Step 4: Simplify right side
    132,851.16x = 13,277,706,749.53
  5. Step 5: Solve for x
    x = 13,277,706,749.53/132,851.16
  6. Step 6: Final answer
    x = 99,944.23

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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.