Home / 369,831.04-554,829.76-117,126.88

Finding the Fourth Proportional to 369,831.04, 554,829.76 and 117,126.88

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Solution

The fourth proportional to 369,831.04, 554,829.76 and 117,126.88 is: 175,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,831.04 : 554,829.76 = 117,126.88 : x
  2. Step 2: Convert to fraction form
    369,831.04/554,829.76 = 117,126.88/x
  3. Step 3: Cross multiply
    369,831.04x = 554,829.76 × 117,126.88
  4. Step 4: Simplify right side
    369,831.04x = 64,985,478,719.95
  5. Step 5: Solve for x
    x = 64,985,478,719.95/369,831.04
  6. Step 6: Final answer
    x = 175,716.67

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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.