Home / 77,594.40-107,077.44-47,430.24

Finding the Fourth Proportional to 77,594.40, 107,077.44 and 47,430.24

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Solution

The fourth proportional to 77,594.40, 107,077.44 and 47,430.24 is: 65,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,594.40 : 107,077.44 = 47,430.24 : x
  2. Step 2: Convert to fraction form
    77,594.40/107,077.44 = 47,430.24/x
  3. Step 3: Cross multiply
    77,594.40x = 107,077.44 × 47,430.24
  4. Step 4: Simplify right side
    77,594.40x = 5,078,708,677.79
  5. Step 5: Solve for x
    x = 5,078,708,677.79/77,594.40
  6. Step 6: Final answer
    x = 65,452.00

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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.