Home / 58,345.60-87,403.20-34,902.40

Finding the Fourth Proportional to 58,345.60, 87,403.20 and 34,902.40

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Solution

The fourth proportional to 58,345.60, 87,403.20 and 34,902.40 is: 52,284.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,345.60 : 87,403.20 = 34,902.40 : x
  2. Step 2: Convert to fraction form
    58,345.60/87,403.20 = 34,902.40/x
  3. Step 3: Cross multiply
    58,345.60x = 87,403.20 × 34,902.40
  4. Step 4: Simplify right side
    58,345.60x = 3,050,581,447.68
  5. Step 5: Solve for x
    x = 3,050,581,447.68/58,345.60
  6. Step 6: Final answer
    x = 52,284.69

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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.