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Finding the Fourth Proportional to 88,085.40, 132,030.90 and 48,670.80

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Solution

The fourth proportional to 88,085.40, 132,030.90 and 48,670.80 is: 72,952.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,085.40 : 132,030.90 = 48,670.80 : x
  2. Step 2: Convert to fraction form
    88,085.40/132,030.90 = 48,670.80/x
  3. Step 3: Cross multiply
    88,085.40x = 132,030.90 × 48,670.80
  4. Step 4: Simplify right side
    88,085.40x = 6,426,049,527.72
  5. Step 5: Solve for x
    x = 6,426,049,527.72/88,085.40
  6. Step 6: Final answer
    x = 72,952.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.