Home / 155,637.98-233,666.85-99,587.49

Finding the Fourth Proportional to 155,637.98, 233,666.85 and 99,587.49

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Solution

The fourth proportional to 155,637.98, 233,666.85 and 99,587.49 is: 149,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,637.98 : 233,666.85 = 99,587.49 : x
  2. Step 2: Convert to fraction form
    155,637.98/233,666.85 = 99,587.49/x
  3. Step 3: Cross multiply
    155,637.98x = 233,666.85 × 99,587.49
  4. Step 4: Simplify right side
    155,637.98x = 23,270,295,087.71
  5. Step 5: Solve for x
    x = 23,270,295,087.71/155,637.98
  6. Step 6: Final answer
    x = 149,515.53

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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.