Home / 229,329.04-316,623.93-148,985.53

Finding the Fourth Proportional to 229,329.04, 316,623.93 and 148,985.53

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Solution

The fourth proportional to 229,329.04, 316,623.93 and 148,985.53 is: 205,697.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,329.04 : 316,623.93 = 148,985.53 : x
  2. Step 2: Convert to fraction form
    229,329.04/316,623.93 = 148,985.53/x
  3. Step 3: Cross multiply
    229,329.04x = 316,623.93 × 148,985.53
  4. Step 4: Simplify right side
    229,329.04x = 47,172,384,021.73
  5. Step 5: Solve for x
    x = 47,172,384,021.73/229,329.04
  6. Step 6: Final answer
    x = 205,697.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.