Home / 40,348.88-60,526.55-12,271.45

Finding the Fourth Proportional to 40,348.88, 60,526.55 and 12,271.45

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Solution

The fourth proportional to 40,348.88, 60,526.55 and 12,271.45 is: 18,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,348.88 : 60,526.55 = 12,271.45 : x
  2. Step 2: Convert to fraction form
    40,348.88/60,526.55 = 12,271.45/x
  3. Step 3: Cross multiply
    40,348.88x = 60,526.55 × 12,271.45
  4. Step 4: Simplify right side
    40,348.88x = 742,748,532.00
  5. Step 5: Solve for x
    x = 742,748,532.00/40,348.88
  6. Step 6: Final answer
    x = 18,408.16

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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.