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Finding the Fourth Proportional to 91,653.88, 126,483.60 and 59,804.32

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Solution

The fourth proportional to 91,653.88, 126,483.60 and 59,804.32 is: 82,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,653.88 : 126,483.60 = 59,804.32 : x
  2. Step 2: Convert to fraction form
    91,653.88/126,483.60 = 59,804.32/x
  3. Step 3: Cross multiply
    91,653.88x = 126,483.60 × 59,804.32
  4. Step 4: Simplify right side
    91,653.88x = 7,564,265,689.15
  5. Step 5: Solve for x
    x = 7,564,265,689.15/91,653.88
  6. Step 6: Final answer
    x = 82,530.77

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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.