Home / 63,070.86-87,038.46-34,777.56

Finding the Fourth Proportional to 63,070.86, 87,038.46 and 34,777.56

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Solution

The fourth proportional to 63,070.86, 87,038.46 and 34,777.56 is: 47,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,070.86 : 87,038.46 = 34,777.56 : x
  2. Step 2: Convert to fraction form
    63,070.86/87,038.46 = 34,777.56/x
  3. Step 3: Cross multiply
    63,070.86x = 87,038.46 × 34,777.56
  4. Step 4: Simplify right side
    63,070.86x = 3,026,985,264.96
  5. Step 5: Solve for x
    x = 3,026,985,264.96/63,070.86
  6. Step 6: Final answer
    x = 47,993.40

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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.