Home / 187,359.52-279,681.32-173,485.84

Finding the Fourth Proportional to 187,359.52, 279,681.32 and 173,485.84

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Solution

The fourth proportional to 187,359.52, 279,681.32 and 173,485.84 is: 258,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,359.52 : 279,681.32 = 173,485.84 : x
  2. Step 2: Convert to fraction form
    187,359.52/279,681.32 = 173,485.84/x
  3. Step 3: Cross multiply
    187,359.52x = 279,681.32 × 173,485.84
  4. Step 4: Simplify right side
    187,359.52x = 48,520,748,732.51
  5. Step 5: Solve for x
    x = 48,520,748,732.51/187,359.52
  6. Step 6: Final answer
    x = 258,971.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.