Home / 132,436.82-182,762.66-72,007.32

Finding the Fourth Proportional to 132,436.82, 182,762.66 and 72,007.32

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Solution

The fourth proportional to 132,436.82, 182,762.66 and 72,007.32 is: 99,370.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,436.82 : 182,762.66 = 72,007.32 : x
  2. Step 2: Convert to fraction form
    132,436.82/182,762.66 = 72,007.32/x
  3. Step 3: Cross multiply
    132,436.82x = 182,762.66 × 72,007.32
  4. Step 4: Simplify right side
    132,436.82x = 13,160,249,342.67
  5. Step 5: Solve for x
    x = 13,160,249,342.67/132,436.82
  6. Step 6: Final answer
    x = 99,370.02

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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.