Home / 145,898.17-218,847.04-57,089.35

Finding the Fourth Proportional to 145,898.17, 218,847.04 and 57,089.35

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Solution

The fourth proportional to 145,898.17, 218,847.04 and 57,089.35 is: 85,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,898.17 : 218,847.04 = 57,089.35 : x
  2. Step 2: Convert to fraction form
    145,898.17/218,847.04 = 57,089.35/x
  3. Step 3: Cross multiply
    145,898.17x = 218,847.04 × 57,089.35
  4. Step 4: Simplify right side
    145,898.17x = 12,493,835,263.02
  5. Step 5: Solve for x
    x = 12,493,835,263.02/145,898.17
  6. Step 6: Final answer
    x = 85,633.94

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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.