Home / 93,923.04-129,570.48-54,156

Finding the Fourth Proportional to 93,923.04, 129,570.48 and 54,156

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Solution

The fourth proportional to 93,923.04, 129,570.48 and 54,156 is: 74,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,923.04 : 129,570.48 = 54,156 : x
  2. Step 2: Convert to fraction form
    93,923.04/129,570.48 = 54,156/x
  3. Step 3: Cross multiply
    93,923.04x = 129,570.48 × 54,156
  4. Step 4: Simplify right side
    93,923.04x = 7,017,018,914.88
  5. Step 5: Solve for x
    x = 7,017,018,914.88/93,923.04
  6. Step 6: Final answer
    x = 74,710.30

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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.