Home / 85,244.63-117,637.59-47,518.88

Finding the Fourth Proportional to 85,244.63, 117,637.59 and 47,518.88

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Solution

The fourth proportional to 85,244.63, 117,637.59 and 47,518.88 is: 65,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,244.63 : 117,637.59 = 47,518.88 : x
  2. Step 2: Convert to fraction form
    85,244.63/117,637.59 = 47,518.88/x
  3. Step 3: Cross multiply
    85,244.63x = 117,637.59 × 47,518.88
  4. Step 4: Simplify right side
    85,244.63x = 5,590,005,934.51
  5. Step 5: Solve for x
    x = 5,590,005,934.51/85,244.63
  6. Step 6: Final answer
    x = 65,576.05

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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.