Home / 42,526.76-63,803.80-12,950.32

Finding the Fourth Proportional to 42,526.76, 63,803.80 and 12,950.32

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Solution

The fourth proportional to 42,526.76, 63,803.80 and 12,950.32 is: 19,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,526.76 : 63,803.80 = 12,950.32 : x
  2. Step 2: Convert to fraction form
    42,526.76/63,803.80 = 12,950.32/x
  3. Step 3: Cross multiply
    42,526.76x = 63,803.80 × 12,950.32
  4. Step 4: Simplify right side
    42,526.76x = 826,279,627.22
  5. Step 5: Solve for x
    x = 826,279,627.22/42,526.76
  6. Step 6: Final answer
    x = 19,429.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.