Home / 124,487.60-171,776.67-70,771.46

Finding the Fourth Proportional to 124,487.60, 171,776.67 and 70,771.46

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Solution

The fourth proportional to 124,487.60, 171,776.67 and 70,771.46 is: 97,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,487.60 : 171,776.67 = 70,771.46 : x
  2. Step 2: Convert to fraction form
    124,487.60/171,776.67 = 70,771.46/x
  3. Step 3: Cross multiply
    124,487.60x = 171,776.67 × 70,771.46
  4. Step 4: Simplify right side
    124,487.60x = 12,156,885,729.84
  5. Step 5: Solve for x
    x = 12,156,885,729.84/124,487.60
  6. Step 6: Final answer
    x = 97,655.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.