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Finding the Fourth Proportional to 176,504.82, 243,570.69 and 101,038.74

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Solution

The fourth proportional to 176,504.82, 243,570.69 and 101,038.74 is: 139,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,504.82 : 243,570.69 = 101,038.74 : x
  2. Step 2: Convert to fraction form
    176,504.82/243,570.69 = 101,038.74/x
  3. Step 3: Cross multiply
    176,504.82x = 243,570.69 × 101,038.74
  4. Step 4: Simplify right side
    176,504.82x = 24,610,075,618.53
  5. Step 5: Solve for x
    x = 24,610,075,618.53/176,504.82
  6. Step 6: Final answer
    x = 139,430.05

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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.