Home / 293,582.04-440,373.08-83,220

Finding the Fourth Proportional to 293,582.04, 440,373.08 and 83,220

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Solution

The fourth proportional to 293,582.04, 440,373.08 and 83,220 is: 124,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,582.04 : 440,373.08 = 83,220 : x
  2. Step 2: Convert to fraction form
    293,582.04/440,373.08 = 83,220/x
  3. Step 3: Cross multiply
    293,582.04x = 440,373.08 × 83,220
  4. Step 4: Simplify right side
    293,582.04x = 36,647,847,717.60
  5. Step 5: Solve for x
    x = 36,647,847,717.60/293,582.04
  6. Step 6: Final answer
    x = 124,830.01

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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.