Home / 69,038.02-103,555.99-31,060.47

Finding the Fourth Proportional to 69,038.02, 103,555.99 and 31,060.47

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Solution

The fourth proportional to 69,038.02, 103,555.99 and 31,060.47 is: 46,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,038.02 : 103,555.99 = 31,060.47 : x
  2. Step 2: Convert to fraction form
    69,038.02/103,555.99 = 31,060.47/x
  3. Step 3: Cross multiply
    69,038.02x = 103,555.99 × 31,060.47
  4. Step 4: Simplify right side
    69,038.02x = 3,216,497,643.06
  5. Step 5: Solve for x
    x = 3,216,497,643.06/69,038.02
  6. Step 6: Final answer
    x = 46,590.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.