Home / 107,160.57-147,875.81-59,411.07

Finding the Fourth Proportional to 107,160.57, 147,875.81 and 59,411.07

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Solution

The fourth proportional to 107,160.57, 147,875.81 and 59,411.07 is: 81,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,160.57 : 147,875.81 = 59,411.07 : x
  2. Step 2: Convert to fraction form
    107,160.57/147,875.81 = 59,411.07/x
  3. Step 3: Cross multiply
    107,160.57x = 147,875.81 × 59,411.07
  4. Step 4: Simplify right side
    107,160.57x = 8,785,459,802.16
  5. Step 5: Solve for x
    x = 8,785,459,802.16/107,160.57
  6. Step 6: Final answer
    x = 81,984.07

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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.