Home / 39,931.60-59,897.40-36,043.60

Finding the Fourth Proportional to 39,931.60, 59,897.40 and 36,043.60

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Solution

The fourth proportional to 39,931.60, 59,897.40 and 36,043.60 is: 54,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,931.60 : 59,897.40 = 36,043.60 : x
  2. Step 2: Convert to fraction form
    39,931.60/59,897.40 = 36,043.60/x
  3. Step 3: Cross multiply
    39,931.60x = 59,897.40 × 36,043.60
  4. Step 4: Simplify right side
    39,931.60x = 2,158,917,926.64
  5. Step 5: Solve for x
    x = 2,158,917,926.64/39,931.60
  6. Step 6: Final answer
    x = 54,065.40

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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.