Home / 124,215.94-171,409.35-70,502.05

Finding the Fourth Proportional to 124,215.94, 171,409.35 and 70,502.05

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Solution

The fourth proportional to 124,215.94, 171,409.35 and 70,502.05 is: 97,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,215.94 : 171,409.35 = 70,502.05 : x
  2. Step 2: Convert to fraction form
    124,215.94/171,409.35 = 70,502.05/x
  3. Step 3: Cross multiply
    124,215.94x = 171,409.35 × 70,502.05
  4. Step 4: Simplify right side
    124,215.94x = 12,084,710,564.17
  5. Step 5: Solve for x
    x = 12,084,710,564.17/124,215.94
  6. Step 6: Final answer
    x = 97,287.92

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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.