Home / 70,038.96-96,653.64-38,207.85

Finding the Fourth Proportional to 70,038.96, 96,653.64 and 38,207.85

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Solution

The fourth proportional to 70,038.96, 96,653.64 and 38,207.85 is: 52,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,038.96 : 96,653.64 = 38,207.85 : x
  2. Step 2: Convert to fraction form
    70,038.96/96,653.64 = 38,207.85/x
  3. Step 3: Cross multiply
    70,038.96x = 96,653.64 × 38,207.85
  4. Step 4: Simplify right side
    70,038.96x = 3,692,927,779.07
  5. Step 5: Solve for x
    x = 3,692,927,779.07/70,038.96
  6. Step 6: Final answer
    x = 52,726.76

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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.