Home / 42,729.32-64,024.63-26,038.67

Finding the Fourth Proportional to 42,729.32, 64,024.63 and 26,038.67

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Solution

The fourth proportional to 42,729.32, 64,024.63 and 26,038.67 is: 39,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,729.32 : 64,024.63 = 26,038.67 : x
  2. Step 2: Convert to fraction form
    42,729.32/64,024.63 = 26,038.67/x
  3. Step 3: Cross multiply
    42,729.32x = 64,024.63 × 26,038.67
  4. Step 4: Simplify right side
    42,729.32x = 1,667,115,827.22
  5. Step 5: Solve for x
    x = 1,667,115,827.22/42,729.32
  6. Step 6: Final answer
    x = 39,015.73

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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.