Home / 213,189.08-294,196.32-116,389.64

Finding the Fourth Proportional to 213,189.08, 294,196.32 and 116,389.64

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Solution

The fourth proportional to 213,189.08, 294,196.32 and 116,389.64 is: 160,615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,189.08 : 294,196.32 = 116,389.64 : x
  2. Step 2: Convert to fraction form
    213,189.08/294,196.32 = 116,389.64/x
  3. Step 3: Cross multiply
    213,189.08x = 294,196.32 × 116,389.64
  4. Step 4: Simplify right side
    213,189.08x = 34,241,403,774.12
  5. Step 5: Solve for x
    x = 34,241,403,774.12/213,189.08
  6. Step 6: Final answer
    x = 160,615.19

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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.