Home / 155,637.47-233,666.09-99,586.98

Finding the Fourth Proportional to 155,637.47, 233,666.09 and 99,586.98

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Solution

The fourth proportional to 155,637.47, 233,666.09 and 99,586.98 is: 149,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,637.47 : 233,666.09 = 99,586.98 : x
  2. Step 2: Convert to fraction form
    155,637.47/233,666.09 = 99,586.98/x
  3. Step 3: Cross multiply
    155,637.47x = 233,666.09 × 99,586.98
  4. Step 4: Simplify right side
    155,637.47x = 23,270,100,231.51
  5. Step 5: Solve for x
    x = 23,270,100,231.51/155,637.47
  6. Step 6: Final answer
    x = 149,514.77

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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.