Home / 119,699.04-179,350.16-72,810.08

Finding the Fourth Proportional to 119,699.04, 179,350.16 and 72,810.08

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Solution

The fourth proportional to 119,699.04, 179,350.16 and 72,810.08 is: 109,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,699.04 : 179,350.16 = 72,810.08 : x
  2. Step 2: Convert to fraction form
    119,699.04/179,350.16 = 72,810.08/x
  3. Step 3: Cross multiply
    119,699.04x = 179,350.16 × 72,810.08
  4. Step 4: Simplify right side
    119,699.04x = 13,058,499,497.61
  5. Step 5: Solve for x
    x = 13,058,499,497.61/119,699.04
  6. Step 6: Final answer
    x = 109,094.44

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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.