Home / 369,311.60-553,956.47-153,148.52

Finding the Fourth Proportional to 369,311.60, 553,956.47 and 153,148.52

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Solution

The fourth proportional to 369,311.60, 553,956.47 and 153,148.52 is: 229,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,311.60 : 553,956.47 = 153,148.52 : x
  2. Step 2: Convert to fraction form
    369,311.60/553,956.47 = 153,148.52/x
  3. Step 3: Cross multiply
    369,311.60x = 553,956.47 × 153,148.52
  4. Step 4: Simplify right side
    369,311.60x = 84,837,614,718.38
  5. Step 5: Solve for x
    x = 84,837,614,718.38/369,311.60
  6. Step 6: Final answer
    x = 229,718.25

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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.