Home / 70,038.47-96,653.05-38,207.30

Finding the Fourth Proportional to 70,038.47, 96,653.05 and 38,207.30

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Solution

The fourth proportional to 70,038.47, 96,653.05 and 38,207.30 is: 52,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,038.47 : 96,653.05 = 38,207.30 : x
  2. Step 2: Convert to fraction form
    70,038.47/96,653.05 = 38,207.30/x
  3. Step 3: Cross multiply
    70,038.47x = 96,653.05 × 38,207.30
  4. Step 4: Simplify right side
    70,038.47x = 3,692,851,498.48
  5. Step 5: Solve for x
    x = 3,692,851,498.48/70,038.47
  6. Step 6: Final answer
    x = 52,726.04

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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.