Home / 127,875.60-191,813.40-124,595.10

Finding the Fourth Proportional to 127,875.60, 191,813.40 and 124,595.10

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Solution

The fourth proportional to 127,875.60, 191,813.40 and 124,595.10 is: 186,892.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,875.60 : 191,813.40 = 124,595.10 : x
  2. Step 2: Convert to fraction form
    127,875.60/191,813.40 = 124,595.10/x
  3. Step 3: Cross multiply
    127,875.60x = 191,813.40 × 124,595.10
  4. Step 4: Simplify right side
    127,875.60x = 23,899,009,754.34
  5. Step 5: Solve for x
    x = 23,899,009,754.34/127,875.60
  6. Step 6: Final answer
    x = 186,892.65

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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.