Home / 127,417.62-175,838.40-70,059.36

Finding the Fourth Proportional to 127,417.62, 175,838.40 and 70,059.36

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Solution

The fourth proportional to 127,417.62, 175,838.40 and 70,059.36 is: 96,683.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,417.62 : 175,838.40 = 70,059.36 : x
  2. Step 2: Convert to fraction form
    127,417.62/175,838.40 = 70,059.36/x
  3. Step 3: Cross multiply
    127,417.62x = 175,838.40 × 70,059.36
  4. Step 4: Simplify right side
    127,417.62x = 12,319,125,767.42
  5. Step 5: Solve for x
    x = 12,319,125,767.42/127,417.62
  6. Step 6: Final answer
    x = 96,683.06

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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.