Home / 46,719.04-70,068.02-13,431.68

Finding the Fourth Proportional to 46,719.04, 70,068.02 and 13,431.68

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Solution

The fourth proportional to 46,719.04, 70,068.02 and 13,431.68 is: 20,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,719.04 : 70,068.02 = 13,431.68 : x
  2. Step 2: Convert to fraction form
    46,719.04/70,068.02 = 13,431.68/x
  3. Step 3: Cross multiply
    46,719.04x = 70,068.02 × 13,431.68
  4. Step 4: Simplify right side
    46,719.04x = 941,131,222.87
  5. Step 5: Solve for x
    x = 941,131,222.87/46,719.04
  6. Step 6: Final answer
    x = 20,144.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.