Home / 43,242.98-64,434.60-38,526.75

Finding the Fourth Proportional to 43,242.98, 64,434.60 and 38,526.75

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Solution

The fourth proportional to 43,242.98, 64,434.60 and 38,526.75 is: 57,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,242.98 : 64,434.60 = 38,526.75 : x
  2. Step 2: Convert to fraction form
    43,242.98/64,434.60 = 38,526.75/x
  3. Step 3: Cross multiply
    43,242.98x = 64,434.60 × 38,526.75
  4. Step 4: Simplify right side
    43,242.98x = 2,482,455,725.55
  5. Step 5: Solve for x
    x = 2,482,455,725.55/43,242.98
  6. Step 6: Final answer
    x = 57,407.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.