Home / 43,400.95-59,875.67-28,288.31

Finding the Fourth Proportional to 43,400.95, 59,875.67 and 28,288.31

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Solution

The fourth proportional to 43,400.95, 59,875.67 and 28,288.31 is: 39,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,400.95 : 59,875.67 = 28,288.31 : x
  2. Step 2: Convert to fraction form
    43,400.95/59,875.67 = 28,288.31/x
  3. Step 3: Cross multiply
    43,400.95x = 59,875.67 × 28,288.31
  4. Step 4: Simplify right side
    43,400.95x = 1,693,781,285.76
  5. Step 5: Solve for x
    x = 1,693,781,285.76/43,400.95
  6. Step 6: Final answer
    x = 39,026.37

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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.