Home / 93,646.26-129,195.72-57,774.06

Finding the Fourth Proportional to 93,646.26, 129,195.72 and 57,774.06

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Solution

The fourth proportional to 93,646.26, 129,195.72 and 57,774.06 is: 79,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,646.26 : 129,195.72 = 57,774.06 : x
  2. Step 2: Convert to fraction form
    93,646.26/129,195.72 = 57,774.06/x
  3. Step 3: Cross multiply
    93,646.26x = 129,195.72 × 57,774.06
  4. Step 4: Simplify right side
    93,646.26x = 7,464,161,279.02
  5. Step 5: Solve for x
    x = 7,464,161,279.02/93,646.26
  6. Step 6: Final answer
    x = 79,705.92

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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.