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Finding the Fourth Proportional to 58,875.80, 88,313.70 and 45,737.60

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Solution

The fourth proportional to 58,875.80, 88,313.70 and 45,737.60 is: 68,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,875.80 : 88,313.70 = 45,737.60 : x
  2. Step 2: Convert to fraction form
    58,875.80/88,313.70 = 45,737.60/x
  3. Step 3: Cross multiply
    58,875.80x = 88,313.70 × 45,737.60
  4. Step 4: Simplify right side
    58,875.80x = 4,039,256,685.12
  5. Step 5: Solve for x
    x = 4,039,256,685.12/58,875.80
  6. Step 6: Final answer
    x = 68,606.40

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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.