Home / 63,074.10-87,038.94-39,200.25

Finding the Fourth Proportional to 63,074.10, 87,038.94 and 39,200.25

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Solution

The fourth proportional to 63,074.10, 87,038.94 and 39,200.25 is: 54,094.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,074.10 : 87,038.94 = 39,200.25 : x
  2. Step 2: Convert to fraction form
    63,074.10/87,038.94 = 39,200.25/x
  3. Step 3: Cross multiply
    63,074.10x = 87,038.94 × 39,200.25
  4. Step 4: Simplify right side
    63,074.10x = 3,411,948,207.74
  5. Step 5: Solve for x
    x = 3,411,948,207.74/63,074.10
  6. Step 6: Final answer
    x = 54,094.28

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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.