Home / 61,994.54-85,587.63-47,431.35

Finding the Fourth Proportional to 61,994.54, 85,587.63 and 47,431.35

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Solution

The fourth proportional to 61,994.54, 85,587.63 and 47,431.35 is: 65,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,994.54 : 85,587.63 = 47,431.35 : x
  2. Step 2: Convert to fraction form
    61,994.54/85,587.63 = 47,431.35/x
  3. Step 3: Cross multiply
    61,994.54x = 85,587.63 × 47,431.35
  4. Step 4: Simplify right side
    61,994.54x = 4,059,536,834.20
  5. Step 5: Solve for x
    x = 4,059,536,834.20/61,994.54
  6. Step 6: Final answer
    x = 65,482.17

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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.