Home / 210,541.51-290,576.92-134,036.15

Finding the Fourth Proportional to 210,541.51, 290,576.92 and 134,036.15

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Solution

The fourth proportional to 210,541.51, 290,576.92 and 134,036.15 is: 184,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,541.51 : 290,576.92 = 134,036.15 : x
  2. Step 2: Convert to fraction form
    210,541.51/290,576.92 = 134,036.15/x
  3. Step 3: Cross multiply
    210,541.51x = 290,576.92 × 134,036.15
  4. Step 4: Simplify right side
    210,541.51x = 38,947,811,733.50
  5. Step 5: Solve for x
    x = 38,947,811,733.50/210,541.51
  6. Step 6: Final answer
    x = 184,988.75

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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.