Home / 47,599.18-65,686.75-26,378.60

Finding the Fourth Proportional to 47,599.18, 65,686.75 and 26,378.60

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Solution

The fourth proportional to 47,599.18, 65,686.75 and 26,378.60 is: 36,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,599.18 : 65,686.75 = 26,378.60 : x
  2. Step 2: Convert to fraction form
    47,599.18/65,686.75 = 26,378.60/x
  3. Step 3: Cross multiply
    47,599.18x = 65,686.75 × 26,378.60
  4. Step 4: Simplify right side
    47,599.18x = 1,732,724,109.17
  5. Step 5: Solve for x
    x = 1,732,724,109.17/47,599.18
  6. Step 6: Final answer
    x = 36,402.40

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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.