Home / 216,463.38-323,109.93-190,897.53

Finding the Fourth Proportional to 216,463.38, 323,109.93 and 190,897.53

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Solution

The fourth proportional to 216,463.38, 323,109.93 and 190,897.53 is: 284,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,463.38 : 323,109.93 = 190,897.53 : x
  2. Step 2: Convert to fraction form
    216,463.38/323,109.93 = 190,897.53/x
  3. Step 3: Cross multiply
    216,463.38x = 323,109.93 × 190,897.53
  4. Step 4: Simplify right side
    216,463.38x = 61,680,887,555.47
  5. Step 5: Solve for x
    x = 61,680,887,555.47/216,463.38
  6. Step 6: Final answer
    x = 284,948.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.