Home / 58,596.12-87,877.80-19,155.60

Finding the Fourth Proportional to 58,596.12, 87,877.80 and 19,155.60

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Solution

The fourth proportional to 58,596.12, 87,877.80 and 19,155.60 is: 28,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,596.12 : 87,877.80 = 19,155.60 : x
  2. Step 2: Convert to fraction form
    58,596.12/87,877.80 = 19,155.60/x
  3. Step 3: Cross multiply
    58,596.12x = 87,877.80 × 19,155.60
  4. Step 4: Simplify right side
    58,596.12x = 1,683,351,985.68
  5. Step 5: Solve for x
    x = 1,683,351,985.68/58,596.12
  6. Step 6: Final answer
    x = 28,728.05

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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.