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Finding the Fourth Proportional to 161,019.63, 241,461.90 and 61,124.76

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Solution

The fourth proportional to 161,019.63, 241,461.90 and 61,124.76 is: 91,661.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,019.63 : 241,461.90 = 61,124.76 : x
  2. Step 2: Convert to fraction form
    161,019.63/241,461.90 = 61,124.76/x
  3. Step 3: Cross multiply
    161,019.63x = 241,461.90 × 61,124.76
  4. Step 4: Simplify right side
    161,019.63x = 14,759,300,686.64
  5. Step 5: Solve for x
    x = 14,759,300,686.64/161,019.63
  6. Step 6: Final answer
    x = 91,661.50

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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.