Home / 53,417.79-73,720.37-29,543.95

Finding the Fourth Proportional to 53,417.79, 73,720.37 and 29,543.95

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Solution

The fourth proportional to 53,417.79, 73,720.37 and 29,543.95 is: 40,772.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,417.79 : 73,720.37 = 29,543.95 : x
  2. Step 2: Convert to fraction form
    53,417.79/73,720.37 = 29,543.95/x
  3. Step 3: Cross multiply
    53,417.79x = 73,720.37 × 29,543.95
  4. Step 4: Simplify right side
    53,417.79x = 2,177,990,925.26
  5. Step 5: Solve for x
    x = 2,177,990,925.26/53,417.79
  6. Step 6: Final answer
    x = 40,772.76

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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.