Home / 63,070.50-87,032.84-34,775.58

Finding the Fourth Proportional to 63,070.50, 87,032.84 and 34,775.58

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Solution

The fourth proportional to 63,070.50, 87,032.84 and 34,775.58 is: 47,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,070.50 : 87,032.84 = 34,775.58 : x
  2. Step 2: Convert to fraction form
    63,070.50/87,032.84 = 34,775.58/x
  3. Step 3: Cross multiply
    63,070.50x = 87,032.84 × 34,775.58
  4. Step 4: Simplify right side
    63,070.50x = 3,026,617,490.05
  5. Step 5: Solve for x
    x = 3,026,617,490.05/63,070.50
  6. Step 6: Final answer
    x = 47,987.85

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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.