Home / 109,084.34-163,412.67-56,528.30

Finding the Fourth Proportional to 109,084.34, 163,412.67 and 56,528.30

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Solution

The fourth proportional to 109,084.34, 163,412.67 and 56,528.30 is: 84,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,084.34 : 163,412.67 = 56,528.30 : x
  2. Step 2: Convert to fraction form
    109,084.34/163,412.67 = 56,528.30/x
  3. Step 3: Cross multiply
    109,084.34x = 163,412.67 × 56,528.30
  4. Step 4: Simplify right side
    109,084.34x = 9,237,440,433.56
  5. Step 5: Solve for x
    x = 9,237,440,433.56/109,084.34
  6. Step 6: Final answer
    x = 84,681.64

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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.