Home / 84,507.42-116,646.18-48,721.32

Finding the Fourth Proportional to 84,507.42, 116,646.18 and 48,721.32

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Solution

The fourth proportional to 84,507.42, 116,646.18 and 48,721.32 is: 67,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,507.42 : 116,646.18 = 48,721.32 : x
  2. Step 2: Convert to fraction form
    84,507.42/116,646.18 = 48,721.32/x
  3. Step 3: Cross multiply
    84,507.42x = 116,646.18 × 48,721.32
  4. Step 4: Simplify right side
    84,507.42x = 5,683,155,862.56
  5. Step 5: Solve for x
    x = 5,683,155,862.56/84,507.42
  6. Step 6: Final answer
    x = 67,250.38

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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.