Home / 83,064.75-124,595.96-38,666.67

Finding the Fourth Proportional to 83,064.75, 124,595.96 and 38,666.67

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Solution

The fourth proportional to 83,064.75, 124,595.96 and 38,666.67 is: 57,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,064.75 : 124,595.96 = 38,666.67 : x
  2. Step 2: Convert to fraction form
    83,064.75/124,595.96 = 38,666.67/x
  3. Step 3: Cross multiply
    83,064.75x = 124,595.96 × 38,666.67
  4. Step 4: Simplify right side
    83,064.75x = 4,817,710,675.32
  5. Step 5: Solve for x
    x = 4,817,710,675.32/83,064.75
  6. Step 6: Final answer
    x = 57,999.46

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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.