Home / 104,699.04-157,047.84-42,368.64

Finding the Fourth Proportional to 104,699.04, 157,047.84 and 42,368.64

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Solution

The fourth proportional to 104,699.04, 157,047.84 and 42,368.64 is: 63,552.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,699.04 : 157,047.84 = 42,368.64 : x
  2. Step 2: Convert to fraction form
    104,699.04/157,047.84 = 42,368.64/x
  3. Step 3: Cross multiply
    104,699.04x = 157,047.84 × 42,368.64
  4. Step 4: Simplify right side
    104,699.04x = 6,653,903,395.74
  5. Step 5: Solve for x
    x = 6,653,903,395.74/104,699.04
  6. Step 6: Final answer
    x = 63,552.67

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1.5x scale

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.