Home / 219,068.28-302,111.53-168,083.12

Finding the Fourth Proportional to 219,068.28, 302,111.53 and 168,083.12

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Solution

The fourth proportional to 219,068.28, 302,111.53 and 168,083.12 is: 231,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,068.28 : 302,111.53 = 168,083.12 : x
  2. Step 2: Convert to fraction form
    219,068.28/302,111.53 = 168,083.12/x
  3. Step 3: Cross multiply
    219,068.28x = 302,111.53 × 168,083.12
  4. Step 4: Simplify right side
    219,068.28x = 50,779,848,885.44
  5. Step 5: Solve for x
    x = 50,779,848,885.44/219,068.28
  6. Step 6: Final answer
    x = 231,799.19

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1.5x scale

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.