Home / 105,068.95-144,999.21-59,751.07

Finding the Fourth Proportional to 105,068.95, 144,999.21 and 59,751.07

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Solution

The fourth proportional to 105,068.95, 144,999.21 and 59,751.07 is: 82,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,068.95 : 144,999.21 = 59,751.07 : x
  2. Step 2: Convert to fraction form
    105,068.95/144,999.21 = 59,751.07/x
  3. Step 3: Cross multiply
    105,068.95x = 144,999.21 × 59,751.07
  4. Step 4: Simplify right side
    105,068.95x = 8,663,857,808.22
  5. Step 5: Solve for x
    x = 8,663,857,808.22/105,068.95
  6. Step 6: Final answer
    x = 82,458.79

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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.