Home / 105,374.61-145,426.66-62,932.23

Finding the Fourth Proportional to 105,374.61, 145,426.66 and 62,932.23

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Solution

The fourth proportional to 105,374.61, 145,426.66 and 62,932.23 is: 86,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,374.61 : 145,426.66 = 62,932.23 : x
  2. Step 2: Convert to fraction form
    105,374.61/145,426.66 = 62,932.23/x
  3. Step 3: Cross multiply
    105,374.61x = 145,426.66 × 62,932.23
  4. Step 4: Simplify right side
    105,374.61x = 9,152,023,857.92
  5. Step 5: Solve for x
    x = 9,152,023,857.92/105,374.61
  6. Step 6: Final answer
    x = 86,852.27

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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.