Home / 93,059.48-128,353.28-59,038.61

Finding the Fourth Proportional to 93,059.48, 128,353.28 and 59,038.61

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Solution

The fourth proportional to 93,059.48, 128,353.28 and 59,038.61 is: 81,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,059.48 : 128,353.28 = 59,038.61 : x
  2. Step 2: Convert to fraction form
    93,059.48/128,353.28 = 59,038.61/x
  3. Step 3: Cross multiply
    93,059.48x = 128,353.28 × 59,038.61
  4. Step 4: Simplify right side
    93,059.48x = 7,577,798,303.18
  5. Step 5: Solve for x
    x = 7,577,798,303.18/93,059.48
  6. Step 6: Final answer
    x = 81,429.62

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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.