Home / 40,957.04-56,748.98-40,071.28

Finding the Fourth Proportional to 40,957.04, 56,748.98 and 40,071.28

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Solution

The fourth proportional to 40,957.04, 56,748.98 and 40,071.28 is: 55,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,957.04 : 56,748.98 = 40,071.28 : x
  2. Step 2: Convert to fraction form
    40,957.04/56,748.98 = 40,071.28/x
  3. Step 3: Cross multiply
    40,957.04x = 56,748.98 × 40,071.28
  4. Step 4: Simplify right side
    40,957.04x = 2,274,004,267.29
  5. Step 5: Solve for x
    x = 2,274,004,267.29/40,957.04
  6. Step 6: Final answer
    x = 55,521.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.