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Finding the Fourth Proportional to 58,669.60, 88,004.40 and 19,230.70

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Solution

The fourth proportional to 58,669.60, 88,004.40 and 19,230.70 is: 28,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,669.60 : 88,004.40 = 19,230.70 : x
  2. Step 2: Convert to fraction form
    58,669.60/88,004.40 = 19,230.70/x
  3. Step 3: Cross multiply
    58,669.60x = 88,004.40 × 19,230.70
  4. Step 4: Simplify right side
    58,669.60x = 1,692,386,215.08
  5. Step 5: Solve for x
    x = 1,692,386,215.08/58,669.60
  6. Step 6: Final answer
    x = 28,846.05

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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.