Home / 43,309.40-64,931.70-23,610.20

Finding the Fourth Proportional to 43,309.40, 64,931.70 and 23,610.20

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Solution

The fourth proportional to 43,309.40, 64,931.70 and 23,610.20 is: 35,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,309.40 : 64,931.70 = 23,610.20 : x
  2. Step 2: Convert to fraction form
    43,309.40/64,931.70 = 23,610.20/x
  3. Step 3: Cross multiply
    43,309.40x = 64,931.70 × 23,610.20
  4. Step 4: Simplify right side
    43,309.40x = 1,533,050,423.34
  5. Step 5: Solve for x
    x = 1,533,050,423.34/43,309.40
  6. Step 6: Final answer
    x = 35,397.64

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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.