Home / 69,363.04-95,720.60-39,158.16

Finding the Fourth Proportional to 69,363.04, 95,720.60 and 39,158.16

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Solution

The fourth proportional to 69,363.04, 95,720.60 and 39,158.16 is: 54,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,363.04 : 95,720.60 = 39,158.16 : x
  2. Step 2: Convert to fraction form
    69,363.04/95,720.60 = 39,158.16/x
  3. Step 3: Cross multiply
    69,363.04x = 95,720.60 × 39,158.16
  4. Step 4: Simplify right side
    69,363.04x = 3,748,242,570.10
  5. Step 5: Solve for x
    x = 3,748,242,570.10/69,363.04
  6. Step 6: Final answer
    x = 54,038.04

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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.