Home / 85,304.23-117,726.51-47,071.36

Finding the Fourth Proportional to 85,304.23, 117,726.51 and 47,071.36

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Solution

The fourth proportional to 85,304.23, 117,726.51 and 47,071.36 is: 64,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,304.23 : 117,726.51 = 47,071.36 : x
  2. Step 2: Convert to fraction form
    85,304.23/117,726.51 = 47,071.36/x
  3. Step 3: Cross multiply
    85,304.23x = 117,726.51 × 47,071.36
  4. Step 4: Simplify right side
    85,304.23x = 5,541,547,257.43
  5. Step 5: Solve for x
    x = 5,541,547,257.43/85,304.23
  6. Step 6: Final answer
    x = 64,962.16

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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.