Home / 102,567.09-153,801.39-48,486.74

Finding the Fourth Proportional to 102,567.09, 153,801.39 and 48,486.74

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Solution

The fourth proportional to 102,567.09, 153,801.39 and 48,486.74 is: 72,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,567.09 : 153,801.39 = 48,486.74 : x
  2. Step 2: Convert to fraction form
    102,567.09/153,801.39 = 48,486.74/x
  3. Step 3: Cross multiply
    102,567.09x = 153,801.39 × 48,486.74
  4. Step 4: Simplify right side
    102,567.09x = 7,457,327,421.39
  5. Step 5: Solve for x
    x = 7,457,327,421.39/102,567.09
  6. Step 6: Final answer
    x = 72,706.83

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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.