Home / 112,032.11-154,602.35-61,045.27

Finding the Fourth Proportional to 112,032.11, 154,602.35 and 61,045.27

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Solution

The fourth proportional to 112,032.11, 154,602.35 and 61,045.27 is: 84,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,032.11 : 154,602.35 = 61,045.27 : x
  2. Step 2: Convert to fraction form
    112,032.11/154,602.35 = 61,045.27/x
  3. Step 3: Cross multiply
    112,032.11x = 154,602.35 × 61,045.27
  4. Step 4: Simplify right side
    112,032.11x = 9,437,741,425.37
  5. Step 5: Solve for x
    x = 9,437,741,425.37/112,032.11
  6. Step 6: Final answer
    x = 84,241.40

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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.