Home / 48,235.60-72,353.40-42,403.60

Finding the Fourth Proportional to 48,235.60, 72,353.40 and 42,403.60

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Solution

The fourth proportional to 48,235.60, 72,353.40 and 42,403.60 is: 63,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,235.60 : 72,353.40 = 42,403.60 : x
  2. Step 2: Convert to fraction form
    48,235.60/72,353.40 = 42,403.60/x
  3. Step 3: Cross multiply
    48,235.60x = 72,353.40 × 42,403.60
  4. Step 4: Simplify right side
    48,235.60x = 3,068,044,632.24
  5. Step 5: Solve for x
    x = 3,068,044,632.24/48,235.60
  6. Step 6: Final answer
    x = 63,605.40

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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.