Home / 114,347.05-157,875.95-71,391.94

Finding the Fourth Proportional to 114,347.05, 157,875.95 and 71,391.94

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Solution

The fourth proportional to 114,347.05, 157,875.95 and 71,391.94 is: 98,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,347.05 : 157,875.95 = 71,391.94 : x
  2. Step 2: Convert to fraction form
    114,347.05/157,875.95 = 71,391.94/x
  3. Step 3: Cross multiply
    114,347.05x = 157,875.95 × 71,391.94
  4. Step 4: Simplify right side
    114,347.05x = 11,271,070,349.84
  5. Step 5: Solve for x
    x = 11,271,070,349.84/114,347.05
  6. Step 6: Final answer
    x = 98,568.96

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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.