Home / 212,557.06-293,085.39-158,751.19

Finding the Fourth Proportional to 212,557.06, 293,085.39 and 158,751.19

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Solution

The fourth proportional to 212,557.06, 293,085.39 and 158,751.19 is: 218,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,557.06 : 293,085.39 = 158,751.19 : x
  2. Step 2: Convert to fraction form
    212,557.06/293,085.39 = 158,751.19/x
  3. Step 3: Cross multiply
    212,557.06x = 293,085.39 × 158,751.19
  4. Step 4: Simplify right side
    212,557.06x = 46,527,654,502.81
  5. Step 5: Solve for x
    x = 46,527,654,502.81/212,557.06
  6. Step 6: Final answer
    x = 218,894.89

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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.