Home / 99,298.19-137,000.00-61,594.31

Finding the Fourth Proportional to 99,298.19, 137,000.00 and 61,594.31

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Solution

The fourth proportional to 99,298.19, 137,000.00 and 61,594.31 is: 84,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,298.19 : 137,000.00 = 61,594.31 : x
  2. Step 2: Convert to fraction form
    99,298.19/137,000.00 = 61,594.31/x
  3. Step 3: Cross multiply
    99,298.19x = 137,000.00 × 61,594.31
  4. Step 4: Simplify right side
    99,298.19x = 8,438,419,477.03
  5. Step 5: Solve for x
    x = 8,438,419,477.03/99,298.19
  6. Step 6: Final answer
    x = 84,980.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.