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Finding the Fourth Proportional to 58,598.32, 87,902.88 and 19,155.64

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Solution

The fourth proportional to 58,598.32, 87,902.88 and 19,155.64 is: 28,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,598.32 : 87,902.88 = 19,155.64 : x
  2. Step 2: Convert to fraction form
    58,598.32/87,902.88 = 19,155.64/x
  3. Step 3: Cross multiply
    58,598.32x = 87,902.88 × 19,155.64
  4. Step 4: Simplify right side
    58,598.32x = 1,683,835,924.24
  5. Step 5: Solve for x
    x = 1,683,835,924.24/58,598.32
  6. Step 6: Final answer
    x = 28,735.23

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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.