Home / 84,986.36-117,284.23-46,748.90

Finding the Fourth Proportional to 84,986.36, 117,284.23 and 46,748.90

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Solution

The fourth proportional to 84,986.36, 117,284.23 and 46,748.90 is: 64,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,986.36 : 117,284.23 = 46,748.90 : x
  2. Step 2: Convert to fraction form
    84,986.36/117,284.23 = 46,748.90/x
  3. Step 3: Cross multiply
    84,986.36x = 117,284.23 × 46,748.90
  4. Step 4: Simplify right side
    84,986.36x = 5,482,908,916.19
  5. Step 5: Solve for x
    x = 5,482,908,916.19/84,986.36
  6. Step 6: Final answer
    x = 64,515.17

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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.