Home / 176,478.76-243,550.02-101,038.60

Finding the Fourth Proportional to 176,478.76, 243,550.02 and 101,038.60

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Solution

The fourth proportional to 176,478.76, 243,550.02 and 101,038.60 is: 139,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,478.76 : 243,550.02 = 101,038.60 : x
  2. Step 2: Convert to fraction form
    176,478.76/243,550.02 = 101,038.60/x
  3. Step 3: Cross multiply
    176,478.76x = 243,550.02 × 101,038.60
  4. Step 4: Simplify right side
    176,478.76x = 24,607,953,050.77
  5. Step 5: Solve for x
    x = 24,607,953,050.77/176,478.76
  6. Step 6: Final answer
    x = 139,438.61

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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.