Home / 53,528.70-73,870.20-29,655.76

Finding the Fourth Proportional to 53,528.70, 73,870.20 and 29,655.76

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Solution

The fourth proportional to 53,528.70, 73,870.20 and 29,655.76 is: 40,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,528.70 : 73,870.20 = 29,655.76 : x
  2. Step 2: Convert to fraction form
    53,528.70/73,870.20 = 29,655.76/x
  3. Step 3: Cross multiply
    53,528.70x = 73,870.20 × 29,655.76
  4. Step 4: Simplify right side
    53,528.70x = 2,190,676,922.35
  5. Step 5: Solve for x
    x = 2,190,676,922.35/53,528.70
  6. Step 6: Final answer
    x = 40,925.28

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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.