Home / 58,928.40-81,316.89-33,440.16

Finding the Fourth Proportional to 58,928.40, 81,316.89 and 33,440.16

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Solution

The fourth proportional to 58,928.40, 81,316.89 and 33,440.16 is: 46,144.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,928.40 : 81,316.89 = 33,440.16 : x
  2. Step 2: Convert to fraction form
    58,928.40/81,316.89 = 33,440.16/x
  3. Step 3: Cross multiply
    58,928.40x = 81,316.89 × 33,440.16
  4. Step 4: Simplify right side
    58,928.40x = 2,719,249,812.30
  5. Step 5: Solve for x
    x = 2,719,249,812.30/58,928.40
  6. Step 6: Final answer
    x = 46,144.98

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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.