Home / 66,200.64-99,300.07-16,281.16

Finding the Fourth Proportional to 66,200.64, 99,300.07 and 16,281.16

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Solution

The fourth proportional to 66,200.64, 99,300.07 and 16,281.16 is: 24,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,200.64 : 99,300.07 = 16,281.16 : x
  2. Step 2: Convert to fraction form
    66,200.64/99,300.07 = 16,281.16/x
  3. Step 3: Cross multiply
    66,200.64x = 99,300.07 × 16,281.16
  4. Step 4: Simplify right side
    66,200.64x = 1,616,720,327.68
  5. Step 5: Solve for x
    x = 1,616,720,327.68/66,200.64
  6. Step 6: Final answer
    x = 24,421.52

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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.