Home / 42,968.85-64,437.83-14,881.34

Finding the Fourth Proportional to 42,968.85, 64,437.83 and 14,881.34

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Solution

The fourth proportional to 42,968.85, 64,437.83 and 14,881.34 is: 22,316.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,968.85 : 64,437.83 = 14,881.34 : x
  2. Step 2: Convert to fraction form
    42,968.85/64,437.83 = 14,881.34/x
  3. Step 3: Cross multiply
    42,968.85x = 64,437.83 × 14,881.34
  4. Step 4: Simplify right side
    42,968.85x = 958,921,455.39
  5. Step 5: Solve for x
    x = 958,921,455.39/42,968.85
  6. Step 6: Final answer
    x = 22,316.67

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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.