Home / 243,526.10-335,848.42-152,890.52

Finding the Fourth Proportional to 243,526.10, 335,848.42 and 152,890.52

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Solution

The fourth proportional to 243,526.10, 335,848.42 and 152,890.52 is: 210,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,526.10 : 335,848.42 = 152,890.52 : x
  2. Step 2: Convert to fraction form
    243,526.10/335,848.42 = 152,890.52/x
  3. Step 3: Cross multiply
    243,526.10x = 335,848.42 × 152,890.52
  4. Step 4: Simplify right side
    243,526.10x = 51,348,039,574.98
  5. Step 5: Solve for x
    x = 51,348,039,574.98/243,526.10
  6. Step 6: Final answer
    x = 210,852.31

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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.